American Mathematics Competitions
                   2008 AMC 10 A Results for Indiana                    
                          GRAND STATISTICS  

      TOTAL NUMBER of official students taking exam:   1272

      Number of unofficial participants:         20

      Average score of participants:           53.0

      Average score for female students  is:   47.3  (   541 Students)
      Average score for male students is:      58.5  (   625 Students)
      Average score for unspecified gender is  49.9  (   106 Students)
      Average score for grade 10 is:           52.0  (   600 Students)
      Average score for grade 9 is:            50.4  (   498 Students)
      Average score for grade 8 and below is:  68.9  (   130 Students)
      Average score with unknown grade:        50.2  (    44 Students)

        AIME qualifying score =  117.0 or better
        Number of AIME qualifers                 14

        Number of schools returning results      46
        Average school winning score           91.89


                   American Mathematics Competitions
                   2008 AMC 12 A Results for Indiana                    
                          GRAND STATISTICS  

      TOTAL NUMBER of official students taking exam:   1593

      Number of unofficial participants:         34

      Average score of participants:           62.1

      Average score for female students  is:   57.5  (   679 Students)
      Average score for male students is:      65.6  (   782 Students)
      Average score for unspecified gender is  65.1  (   132 Students)
      Average score for grade 13 is:           64.5  (     1 Student) 
      Average score for grade 12 is:           62.1  (   698 Students)
      Average score for grade 11 is:           60.8  (   701 Students)
      Average score for grade 10 is:           66.6  (   125 Students)
      Average score for grade 9 is:            67.9  (    37 Students)
      Average score for grade 8 and below is:  85.5  (     2 Students)
      Average score with unknown grade:        66.1  (    29 Students)

        AIME qualifying score =   97.5 or better
        Number of AIME qualifers                 69

        Number of schools returning results      50
        Average school winning score           96.30
        Average school team score             264.75
 


                   American Mathematics Competitions
                   2008 AMC 10 B Results for Indiana                    
                          GRAND STATISTICS  

      TOTAL NUMBER of official students taking exam:    312

      Number of unofficial participants:         27

      Average score of participants:           64.3

      Average score for female students  is:   62.5  (   100 Students)
      Average score for male students is:      74.7  (   123 Students)
      Average score for unspecified gender is  51.9  (    89 Students)
      Average score for grade 10 is:           70.6  (   107 Students)
      Average score for grade 9 is:            62.6  (   111 Students)
      Average score for grade 8 and below is:  94.4  (    20 Students)
      Average score with unknown grade:        49.5  (    74 Students)

        AIME qualifying score =  120.0 or better
        Number of AIME qualifers                 10

        Number of schools returning results      22
        Average school winning score           98.32


                   American Mathematics Competitions
                   2008 AMC 12 B Results for Indiana                    
                          GRAND STATISTICS  

      TOTAL NUMBER of official students taking exam:    422

      Number of unofficial participants:         27

      Average score of participants:           66.3

      Average score for female students  is:   61.3  (   128 Students)
      Average score for male students is:      70.7  (   232 Students)
      Average score for unspecified gender is  60.4  (    62 Students)
      Average score for grade 12 is:           67.0  (   151 Students)
      Average score for grade 11 is:           66.6  (   194 Students)
      Average score for grade 10 is:           79.3  (    22 Students)
      Average score for grade 9 is:            62.3  (    16 Students)
      Average score for grade 8 and below is: 118.5  (     1 Student) 
      Average score with unknown grade:        55.5  (    38 Students)

        AIME qualifying score =   97.5 or better
        Number of AIME qualifers                 35

        Number of schools returning results      27
        Average school winning score           95.22
        Average school team score             264.61
 


    2008 State AMC 12  TEAM Score Distribution
    -----------------------------------------------
    score         A         B       Rank
    -----------------------------------------------
    412.5                   1         1
    411.0         1                   2
    408.0         1                   3
    393.0         1                   4
    363.0                   1         5
    358.5         1                   6
    351.0         1                   7
    342.0                   1         8
    337.5                   1         9
    330.0         1         1        10
    325.5         2                  12
    313.5         2         1        14
    312.0         1                  17
    307.5         1                  18
    297.0         1                  19
    294.0         1                  20
    292.5         1                  21
    291.0                   1        22
    283.5         1                  23
    282.0         1         1        24
    280.5         1                  26
    279.0         1                  27
    277.5         1                  28
    274.5                   1        29
    267.0         1         1        30
    262.5         1                  32
    261.0         3                  33
    259.5         1                  36
    258.0         1                  37
    256.5         1         1        38
    255.0         1                  40
    253.5         3         1        41
    252.0         1         1        45
    249.0         1                  47
    247.5         1                  48
    244.5                   2        49
    241.5         1         1        51
    238.5         1                  53
    231.0                   2        54
    229.5         1         1        56
    225.0         1         2        58
    222.0                   1        61
    220.5                   2        62
    219.0                   1        64
    216.0         1                  65
    211.5         2         1        66
    207.0         1                  69
    204.0                   1        70
    202.5         1                  71
    201.0         1                  72
    192.0         1                  73
    190.5         1                  74
    165.0         1                  75
    162.0         1                  76
 


         2008 AMC Contest Score Distributions
    -----------------------------------------------
    score      12 A      12 B      10 A      10 B
    -----------------------------------------------
    150.0                             2
    144.0                   1                   2
    141.0         2         1
    139.5         2
    138.0                             2
    135.0         2
    133.5                             1         1
    132.0         3                   2         1
    130.5         1                   1         1
    127.5                   2
    126.0                                       3
    123.0         1                   1         1
    121.5         1                   1         1
    120.0                   1         1
    118.5         3         2         2         1
    117.0         1         2         1
    115.5         1
    114.0         2         3         4         3
    112.5         1         2                   2
    111.0         1                             1
    109.5         7         4         2         1
    108.0         5         4         1         2
    106.5         5         2                   1
    105.0         5         2         2         1
    103.5         4         2         2
    102.0         4         2         4         1
    100.5         6         3         3
     99.0         7                   1
     97.5         5         2         2
     96.0         9         5         4         4
     94.5        19                   5         3
     93.0         8         2         8         4
     91.5        10         1         7         5
     90.0        12         5         2         7
     88.5        20         4         3         2
     87.0        11         3         3         1
     85.5        15         5         5         1
     84.0        23        12        10         3
     82.5        20         3         3         3
     81.0        23         8         9         2
     79.5        26         8        10         5
     78.0        34        10        23         5
     76.5        25         9        13         6
     75.0        32        12         7         2
     73.5        26        12        24         6
     72.0        36        12        14         9
     70.5        51         7         8         6
     69.0        44        16        22         6
     67.5        54        14        19         8
     66.0        51        23        26        13
     64.5        46        12        35         6
     63.0        44        12        31        11
     61.5        41        19        35        10
     60.0        71        17        34        23
     58.5        60        20        31         8
     57.0        48        10        26         8
     55.5        57         6        41        13
     54.0        61        12        56         9
     52.5        49         5        36        10
     51.0        62        21        40         5
     49.5        45         8        49         7
     48.0        62        12        58        12
     46.5        58         7        48         5
     45.0        36         6        46         8
     43.5        33        11        49         7
     42.0        45         5        69        11
     40.5        26         4        31         5
     39.0        29         2        41         5
     37.5        14         8        36         3
     36.0        27         2        43         5
     34.5        12         2        25         3
     33.0         8         4        24         2
     31.5         8         1        24         2
     30.0         9         3        30         3
     28.5         8         2        11         1
     27.0         3         1        11         3
     25.5         5         1        13         1
     24.0         4         1        18         1
     22.5         1                   5
     21.0         2         1         3
     19.5                             3
     18.0         1         1         2
     16.5                             2         1
     15.0                             2
     12.0                             3
      4.5                             1



                   American Mathematics Competitions
                   2008 AMC 10 A Results for Indiana                    
                         SCORE DISTRIBUTION 

    score ----gender-----------   -----------grade-----------------
            male   female    ?    <=6      7      8      9     10      ?
    ----------------------------------------------------------------------------------------
    150.0      2                                  1      1
    138.0      1      1                           1             1
    133.5             1                                  1
    132.0      2                    1                    1
    130.5      1                                                1
    123.0      1                                         1
    121.5      1                                  1
    120.0      1                                  1
    118.5      1                                  1             1
    117.0      1                                  1
    114.0      4                    1             3
    109.5      1      1                           1      1
    108.0      1                                                1
    105.0             1                           1             1
    103.5      2                           1      1
    102.0      4                                  2             2
    100.5      2      1                                  1      2
     99.0      1                                         1
     97.5      1      1             1                    1
     96.0      3      1                    1      2             1
     94.5      2      3             1      1      1      1      1
     93.0      6      2                                  2      6
     91.5      5      1                           3      2      1      1
     90.0      2                                  1             1
     88.5      2      1                           1      1      1
     87.0      3                                         2      1
     85.5      4                                  1      2      2
     84.0      7      3                    1             3      6
     82.5      2      1                                         3
     81.0      8                                         4      5
     79.5     10                    1             1      4      4
     78.0     18      4                           3      5     15
     76.5      8      3             1      2             2      6      2
     75.0      5      1                           2      2      3
     73.5     11     11                    1      3     11      8      1
     72.0      8      4                    1      3      6      4
     70.5      8                           1      2      2      3
     69.0     16      5                    2      2      9      9
     67.5     13      6                           3      8      8
     66.0     18      5                           1      6     16      3
     64.5     21     12                    1      2     16     16
     63.0     17     10             1      2      4      5     16      3
     61.5     22     12                    1      1     14     19
     60.0     23      9                    2      3      7     20      2
     58.5     14     14             1      1      2     11     14      2
     57.0     16      7                    1            12     12      1
     55.5     19     20                    2      1     14     22      2
     54.0     34     18                    3      3     20     29      1
     52.5     21     12                    2      1     15     17      1
     51.0     23     14                    2      7     17     14
     49.5     17     30                    2            20     26      1
     48.0     28     25                    1      1     26     29      1
     46.5     18     23                    1      3     25     17      2
     45.0     15     27                    3            21     19      3
     43.5     15     30                    2      1     21     24      1
     42.0     29     37                    1            36     31      1
     40.5      7     17                    1            11     14      5
     39.0     21     17                    1      1     19     18      2
     37.5     11     20                    2            10     23      1
     36.0     17     22                           4     19     19      1
     34.5      5     16                           1     13      8      3
     33.0     10     13                           1     11     11      1
     31.5     10     11                    1             8     14      1
     30.0     10     18                                 16     13      1
     28.5      4      6                                  1      9      1
     27.0      4      5                                  2      9
     25.5      5      8                                  8      5
     24.0      2     14                                 10      8
     22.5             4                                  2      3
     21.0             2                                  2      1
     19.5             3                                         3
     18.0      1                                                2
     16.5             2                                  2
     15.0             2                                  2
     12.0             3                                  2      1
      4.5             1                                         1



                   American Mathematics Competitions
                   2008 AMC 10 A Results for Indiana                    
                              Analysis      


                   Table of Item Difficulty for the 2008
              American High School Mathematics Examination
           Tabulation of responses for all Participants
                             Percent of Responses


    ITEM    A         B         C         D         E       OMITS       ?
    ____  _____     _____     _____     _____     _____     _____     _____

      1    2.12      1.02      6.92     84.98*     4.48      0.47      0.00
      2   42.22*    20.83     28.30      1.65      1.26      5.74      0.00
      3   63.36*     5.19      5.27      1.89      3.85     20.44      0.00
      4    5.35      8.41     49.61*    10.30      6.29     19.89      0.16
      5    9.75     27.36*     5.58      3.77      4.40     49.06      0.08
      6    3.46      3.54      4.25     17.85*    49.14     21.78      0.00
      7   58.18      3.14      4.87      2.67      9.43*    21.70      0.00
      8   43.63*     8.65      2.91     23.27      2.91     18.63      0.00
      9    3.69     24.61*    17.37     26.34      8.18     19.81      0.00
     10    1.73     42.61      8.81      0.71     37.89*     8.18      0.08
     11    6.13      3.85      9.12     58.57*     8.96     13.36      0.00
     12   11.71      3.54     28.69*    10.93      6.68     38.36      0.08
     13   14.39     31.68      9.83     24.76*     1.73     17.61      0.00
     14    6.13      8.88      6.60     16.75*     4.72     56.92      0.00
     15    3.30      2.67     29.56     24.45*     8.88     31.13      0.00
     16    4.40     10.14*     5.58     19.34      8.10     52.44      0.00
     17    7.55      7.94*     7.39      7.08      4.32     65.72      0.00
     18    4.48      7.78*     5.66      5.42      4.87     71.78      0.00
     19    6.68      6.05      7.78*     4.09      4.87     70.44      0.08
     20    3.30      6.53     17.69      6.29*     3.69     62.50      0.00
     21   13.44*    18.63      5.42      5.90      2.99     53.62      0.00
     22    9.20      5.58     24.29     19.03*    10.22     31.53      0.16
     23   10.85      8.10*     7.78      6.45      2.28     64.54      0.00
     24    8.18     11.56      7.86      7.23*     8.02     57.15      0.00
     25    3.46      7.86      6.29*     5.82      6.60     69.97      0.00


   (*)  Correct Response

   (?)  Response the computer was unable to read due to incomplete
        erasures or two answers marked in the same column




                   American Mathematics Competitions
                   2008 AMC 12 A Results for Indiana                    
                         SCORE DISTRIBUTION 

    score ----gender-----------   -----------grade-----------------
            male   female    ?    <=6      7      8      9     10     11     12     13      ?
    ----------------------------------------------------------------------------------------
    141.0      1                                                1      1
    139.5      2                                                       1      1
    135.0      2                                                              2
    132.0      3                                                       2      1
    130.5      1                                                1
    123.0      1                                                              1
    121.5      1                                                              1
    118.5      3                                  1             2
    117.0      1                                                       1
    115.5      1                                                              1
    114.0             1                                                2
    112.5      1                                                              1
    111.0                                                              1
    109.5      5      1                                  1      3      2      1
    108.0      1      2                                         1      3      1
    106.5      3                                                1      2      1             1
    105.0      3      1                                                4      1
    103.5      3                                                2             1             1
    102.0      2      2                                         1      1      1             1
    100.5      3      2                                                2      4
     99.0      5      2                                                2      5
     97.5      4                                                       3      2
     96.0      8                                                       6      3
     94.5     13      3                                         3      7      8             1
     93.0      6      1                                  1                    6             1
     91.5      6      2                                  1             8      1
     90.0      5      5                                         1      7      3             1
     88.5     16      3                                         2      8     10
     87.0      8      3                                         3      4      4
     85.5      9      4                                                6      9
     84.0     15      6                                         1     10     12
     82.5     15      5                                  1      3      4     12
     81.0     15      7                                  1      1     11     10
     79.5     14     10                                  1      2      7     15             1
     78.0     20     13                                  2      5     12     15
     76.5     12     11                                  3      1      9     12
     75.0     18      9                                  1      2     12     15             2
     73.5     12     12                                  1      3     14      8
     72.0     17     13                                         3     14     19
     70.5     28     19                                  1      5     20     21             4
     69.0     22     18                                  1      7     17     19
     67.5     32     21                                  2      4     26     22
     66.0     31     16                                  1      3     16     30             1
     64.5     22     20                                  1      2     23     17      1      2
     63.0     21     19                                  4      4     20     15             1
     61.5     22     18                                  3      1     16     20             1
     60.0     33     35                                  4      7     24     35             1
     58.5     29     24                                  1      3     31     24             1
     57.0     22     21                                         2     26     19             1
     55.5     30     22                                  1      5     30     20             1
     54.0     32     26                                  2      3     26     30
     52.5     17     29             1                           4     22     21             1
     51.0     21     35                                         6     25     31
     49.5     15     28                                  1      2     19     23
     48.0     22     35                                  1      4     33     24
     46.5     14     38                                         3     32     23
     45.0     16     18                                         2     16     17             1
     43.5     12     18                                         1     18     14
     42.0     20     21                                  1      3     19     21             1
     40.5     11     14                                         1     10     15
     39.0     14     15                                         2     15     12
     37.5      6      8                                         1      5      8
     36.0     11     13                                         3     15      8             1
     34.5      5      7                                         3      5      4
     33.0      1      6                                                1      6             1
     31.5      5      2                                         1      5      2
     30.0      4      3                                                6      3
     28.5      3      4                                                4      2             2
     27.0      2      1                                                3
     25.5      1      3                                                2      3
     24.0      1      2                                         1      2      1
     22.5      1                                                              1
     21.0      1      1                                                2
     18.0             1                                                1



                   American Mathematics Competitions
                   2008 AMC 12 A Results for Indiana                    
                              Analysis      


                   Table of Item Difficulty for the 2008
              American High School Mathematics Examination
           Tabulation of responses for all Participants
                             Percent of Responses


    ITEM    A         B         C         D         E       OMITS       ?
    ____  _____     _____     _____     _____     _____     _____     _____

      1    1.07      1.07      6.34     88.76*     2.39      0.38      0.00
      2   92.03*     3.77      1.00      0.13      2.64      0.44      0.00
      3    3.70      6.65     67.23*     9.42      3.20      9.79      0.00
      4    8.29     44.76*     4.65      7.91      3.64     30.76      0.00
      5    1.38     36.97*    15.00     29.94      8.10      8.60      0.00
      6   53.42*     5.84      2.39     27.93      2.13      8.22      0.06
      7    4.08      4.27      6.03     69.55*     7.60      8.41      0.06
      8    6.28      6.84     54.30*     4.65     15.00     12.93      0.00
      9    4.83      9.79      7.34     31.70*     4.77     41.49      0.06
     10   13.31     30.70      9.73     34.46*     2.13      9.67      0.00
     11    5.15      5.65     60.20*     8.73      3.89     16.38      0.00
     12   11.80     21.97*     8.91      7.41      5.96     43.88      0.06
     13    4.71     20.59*     6.15     25.42      9.04     34.09      0.00
     14   11.99*     7.78      3.33      5.65      3.52     67.73      0.00
     15    9.29     11.55     10.30      9.86*    12.18     46.83      0.00
     16    3.39      9.48      5.78      8.91*     2.20     70.24      0.00
     17    2.20      6.28      5.96      7.85*     4.77     72.94      0.00
     18    3.45      3.52      8.16*     3.08      7.97     73.82      0.00
     19    3.14      7.22      8.35*     4.39      2.57     74.33      0.00
     20    2.70      4.46      4.65      3.14      4.77*    80.29      0.00
     21    7.09      5.84      5.59      8.10*     3.26     70.12      0.00
     22    3.20      8.10      8.47*     6.65      4.58     68.99      0.00
     23    3.33      3.20      2.82      4.52*     2.57     83.55      0.00
     24    3.14     14.00     10.86      3.33*     7.85     60.83      0.00
     25    2.39      4.46      5.21      7.03*     4.14     76.77      0.00


   (*)  Correct Response

   (?)  Response the computer was unable to read due to incomplete
        erasures or two answers marked in the same column




                   American Mathematics Competitions
                   2008 AMC 10 B Results for Indiana                    
                         SCORE DISTRIBUTION 

    score ----gender-----------   -----------grade-----------------
            male   female    ?    <=6      7      8      9     10      ?
    ----------------------------------------------------------------------------------------
    144.0      2                                  1             1
    133.5      1                                  1
    132.0      1                                                1
    130.5      1                                         1
    126.0      2      1                           2      1
    123.0             1                           1
    121.5             1                                  1
    118.5             1                                  1
    114.0      3                                         2      1
    112.5      2                                         2
    111.0      1                                                1
    109.5      1                                  1
    108.0      2                                  1             1
    106.5      1                           1
    105.0      1                           1
    102.0      1                                                1
     96.0      4                           1      1      1      1
     94.5      2                                  1      2
     93.0      3      1                                  2      2
     91.5      3      2                                  2      3
     90.0      5                           1                    5      1
     88.5             2                                  1      1
     87.0      1                                                1
     85.5             1                                         1
     84.0      2      1                                  1      2
     82.5      1      1                                         3
     81.0      2                                                2
     79.5      2      3                                         5
     78.0      5                                         1      4
     76.5      3      3             1                    2      3
     75.0      1      1                                  1      1
     73.5      3      1                                  1      4      1
     72.0      3      2                                  1      4      4
     70.5      2      2                                         5      1
     69.0      2      3                                  2      3      1
     67.5      2      6                                  4      4
     66.0      6      4             1             1      3      6      2
     64.5      2      3                                  5             1
     63.0      7      2                           1      7      1      2
     61.5      4      3                                  4      4      2
     60.0      8      9                           1     10      8      4
     58.5      1      4                                  4      2      2
     57.0      3      3                                  6             2
     55.5      3      6                                  3      7      3
     54.0      5      1                                  2      4      3
     52.5      1      6                                  4      4      2
     51.0      2      1                           1      2             2
     49.5      1      4                                  2      3      2
     48.0      2      5                           1      6      1      4
     46.5      1      1                                  1      1      3
     45.0      2      3                                  4      1      3
     43.5      1      2                                  3      1      3
     42.0      2      2                                  4             7
     40.5      1      2                                  3      1      1
     39.0      2                                         2             3
     37.5      1      1                                  2             1
     36.0             1                                  1             4
     34.5             1                                  1             2
     33.0             1                                  1             1
     31.5             1                                  1             1
     30.0      1                                                1      2
     28.5             1                                         1
     27.0      1                                         1             2
     25.5                                                              1
     24.0      1                                                1
     16.5                                                              1



                   American Mathematics Competitions
                   2008 AMC 10 B Results for Indiana                    
                              Analysis      


                   Table of Item Difficulty for the 2008
              American High School Mathematics Examination
           Tabulation of responses for all Participants
                             Percent of Responses


    ITEM    A         B         C         D         E       OMITS       ?
    ____  _____     _____     _____     _____     _____     _____     _____

      1    0.96      0.96      2.24     12.50     80.77*     2.56      0.00
      2    6.09     76.92*     8.97      1.60      0.96      5.45      0.00
      3   12.82      2.88      6.41     38.46*     4.81     34.62      0.00
      4   13.14      9.62     64.10*     1.28      0.64     11.22      0.00
      5   48.40*     6.73      2.56      1.92      2.88     37.50      0.00
      6    7.69      6.09     39.42*     8.33      7.69     30.77      0.00
      7    7.05     10.26     63.14*     6.41      4.17      8.97      0.00
      8    1.60      9.62     57.37*     9.62      4.81     16.99      0.00
      9   17.95*     5.77      5.45     10.90      7.69     52.24      0.00
     10   21.47*     5.77      3.53      3.53      6.41     59.29      0.00
     11    1.92     15.06*     5.45      9.94      3.53     64.10      0.00
     12   79.81*     4.81      3.21      1.60      3.21      7.37      0.00
     13   26.60     11.54*    10.26      2.88      3.53     45.19      0.00
     14   11.54     37.50*     3.21      3.85      2.24     41.67      0.00
     15   12.50*     8.65      8.97      7.69      3.21     58.65      0.32
     16   23.40*    20.83      3.85      6.41      4.49     41.03      0.00
     17   13.46      8.01*    31.41      9.62      9.62     27.88      0.00
     18    6.41     22.12*    12.50      6.09      3.53     49.04      0.32
     19    2.88      3.53      8.01      9.29      8.65*    67.31      0.32
     20    9.94     39.10*     9.94     10.90      2.88     27.24      0.00
     21   13.14     10.58      5.45*     4.81      4.81     60.90      0.32
     22   12.50      4.49     30.77*    11.86      5.45     34.94      0.00
     23   12.50     10.90*     6.73      6.41      3.53     59.62      0.32
     24    8.97     10.90      8.65*     8.65      8.33     54.17      0.32
     25   17.95     12.50*     7.37      6.41      4.81     50.96      0.00


   (*)  Correct Response

   (?)  Response the computer was unable to read due to incomplete
        erasures or two answers marked in the same column




                   American Mathematics Competitions
                   2008 AMC 12 B Results for Indiana                    
                         SCORE DISTRIBUTION 

    score ----gender-----------   -----------grade-----------------
            male   female    ?    <=6      7      8      9     10     11     12     13      ?
    ----------------------------------------------------------------------------------------
    144.0      1                                                       1
    141.0      1                                                1
    127.5      1                                                1      1
    120.0      1                                         1
    118.5      2                                  1                    1
    117.0      1                                                              1             1
    114.0      1      2                                         1      2
    112.5      2                                                       2
    109.5      4                                                       1      3
    108.0      2      1                                         1      2      1
    106.5      1      1                                         2
    105.0      2                                                       1      1
    103.5             2                                                2
    102.0      1                                                1      1
    100.5      3                                         1             1      1
     97.5      2                                                              2
     96.0      4      1                                         1      4
     93.0      2                                                       2
     91.5             1                                                1
     90.0      3      1                                                2      3
     88.5      4                                                              4
     87.0      2      1                                                2      1
     85.5      2      2                                         1      1      3
     84.0      7      2                                  1             7      3             1
     82.5      3                                                1      1      1
     81.0      6      1                                  1             1      5             1
     79.5      7                                                       4      3             1
     78.0      9      1                                                3      7
     76.5      5      3                                         1      3      5
     75.0     11      1                                                7      5
     73.5      7      5                                                5      7
     72.0      9      3                                                5      7
     70.5      2      4                                                5      1             1
     69.0     11      3                                               13      3
     67.5      6      5                                  1             7      5             1
     66.0     12      8                                         1      9     11             2
     64.5      6      5                                                5      7
     63.0      6      3                                  1      1      5      3             2
     61.5     12      6                                                9      8             2
     60.0      9      7                                         2      8      7
     58.5      8      8                                  1      3      8      5             3
     57.0      6      4                                                7      3
     55.5      2      2                                  1             2      1             2
     54.0      3      8                                         1      7      3             1
     52.5      1      3                                  1             1      2             1
     51.0      7      7                                  1             8      6             6
     49.5      5                                         1             3      2             2
     48.0      7      4                                  2             7      3
     46.5      2      3                                                4      1             2
     45.0      1      3                                                3      2             1
     43.5      5      4                                         2      5      3             1
     42.0      3                                         1             1      2             1
     40.5      2      2                                                4
     39.0      1                                         1                                  1
     37.5      4                                                       4      2             2
     36.0             2                                  1                    1
     34.5      1      1                                                1      1
     33.0      1      1                                         1             1             2
     31.5             1                                                1
     30.0      2      1                                                1      2
     28.5             1                                                       1             1
     27.0             1                                                1
     25.5             1                                                       1
     24.0      1                                                       1
     21.0             1                                                       1
     18.0             1                                                1



                   American Mathematics Competitions
                   2008 AMC 12 B Results for Indiana                    
                              Analysis      


                   Table of Item Difficulty for the 2008
              American High School Mathematics Examination
           Tabulation of responses for all Participants
                             Percent of Responses


    ITEM    A         B         C         D         E       OMITS       ?
    ____  _____     _____     _____     _____     _____     _____     _____

      1    1.90      0.71      2.61      8.29     84.36*     2.13      0.00
      2    3.55     83.65*     5.45      2.37      1.42      3.55      0.00
      3    5.92      9.72     78.44*     0.95      0.71      4.27      0.00
      4    3.08      2.61      3.32     72.75*     1.18     17.06      0.00
      5    1.18      6.64     71.56*     7.11      4.03      9.48      0.00
      6   86.73*     4.27      2.37      1.66      1.42      3.32      0.24
      7   62.09*     4.50      0.95      0.71      3.32     28.44      0.00
      8    2.37      4.74     52.61*     9.48      6.40     24.41      0.00
      9   24.41*     3.79      4.50      3.55      3.55     59.95      0.24
     10    4.27     36.26*    13.74      6.87      4.03     34.83      0.00
     11   12.80*     5.21      3.08     10.19     25.59     43.13      0.00
     12   20.85     21.33*     7.58      2.84      4.98     42.42      0.00
     13    1.42     16.59*     2.13      3.32      1.90     74.64      0.00
     14    4.74      5.92     22.27*    10.19      5.69     51.18      0.00
     15    1.90      6.16     11.85*     5.21      6.64     68.25      0.00
     16   20.38     13.98*     9.00      7.11      1.66     47.87      0.00
     17    5.21      4.50      5.92*     4.50      1.66     78.20      0.00
     18    2.84      4.74      4.27      9.72      8.53*    69.91      0.00
     19    2.37      4.74*     5.45      2.84      3.55     80.81      0.24
     20   28.91     15.88*     8.06      2.61      4.03     40.52      0.00
     21    2.13      2.84      4.03      3.32      4.03*    83.65      0.00
     22    6.64      7.11      9.48      6.64      6.87*    63.27      0.00
     23    5.45*     5.45      3.79      4.27      1.90     79.15      0.00
     24    1.42      3.79      3.08*     5.21      1.42     85.07      0.00
     25    2.61      5.21*     2.61      5.21      2.13     82.23      0.00


   (*)  Correct Response

   (?)  Response the computer was unable to read due to incomplete
        erasures or two answers marked in the same column