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           2006 AMC8 Report for all schools in Illinois                

           Number of schools returning results       68
           Average of school highest score        17.99
           Average school team score              48.93

           # of State Student Participants         4429
           Overall State Average Score            10.01

                       Average Score by Grade level

                   Grade         # of Students  Average

                    5th              43           7.93
                    6th             643           8.71
                    7th            1459           9.62
                    8th            2211          10.73



           Number of Female Students               2011
           Average Score of Female Students        9.64

                       Average Female Scores by Grade

                   Grade         # of Students  Average
                   5th               21           7.67
                   6th              275           8.36
                   7th              658           9.18
                   8th             1038          10.32



           Number of Male Participants             2324
           Average Score of Male Participants     10.37

                       Average score for Males by Grade

                   Grade         # of Students  Average
                   5th               22           8.18
                   6th              361           8.98
                   7th              780           9.99
                   8th             1121          11.15




                     2006 American Mathematics Contest  8
                   Number of Students Achieving Indicated Score



                 SCORE        MALE       FEMALE       TOTAL*
                  25            3            1            4
                  24            6            5           11
                  23            9            1           10
                  22            6            3            9
                  21           18            3           21
                  20           16            8           25
                  19           26           13           40
                  18           41           15           56
                  17           46           36           84
                  16           91           40          132
                  15           85           60          146
                  14          115           98          221
                  13          148           97          249
                  12          179          147          332
                  11          222          200          429
                  10          242          224          476
                   9          261          235          505
                   8          247          255          514
                   7          201          208          416
                   6          161          162          332
                   5          104          100          211
                   4           56           63          122
                   3           30           23           58
                   2            9           11           21
                   1            2            3            5
                   0  (@)       0            0            0
                   0  ($)       0            0            0



           (@)  These students attempted some of the problems
           ($)  These students attempted none of the problems
           (*)  Total includes students who failed to mark their gender

                         2006 American Mathematics Contest  8
                             Number of Students by Grade
                              Achieving indicated Score



            SCORE   5th Grade    6th Grade    7th Grade    8th Grade
              25          0            0            0            4
              24          0            0            1           10
              23          0            0            3            6
              22          0            0            2            7
              21          0            1            4           15
              20          1            0            4           19
              19          0            2           10           27
              18          0            2           15           38
              17          0            8           22           53
              16          0           10           39           81
              15          0            6           58           81
              14          3           20           63          132
              13          0           29           83          136
              12          0           45           93          189
              11          5           51          124          244
              10          2           57          156          257
               9          4           79          168          249
               8          5           83          181          233
               7          4           82          143          182
               6          9           74          126          117
               5          6           52           80           64
               4          4           21           50           43
               3          0           16           20           19
               2          0            3           11            5
               1          0            2            3            0
               0(@)       0            0            0            0
               0($)       0            0            0            0



           (@)  These students attempted some of the problems
           ($)  These students attempted none of the problems

           Note:  Some students failed to indicate a grade




                   Table of Item Difficulty for the 2006
                      American Mathematics Contest  8
                 Tabulation of responses by    4429 Students
                             Percent of Responses


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

      1    0.32      0.72      4.09     93.70*     1.13      0.05      0.00
      2    5.31      3.68     86.02*     1.96      2.48      0.54      0.00
      3   44.03*     6.75     24.59     13.37     10.05      1.17      0.05
      4    3.77     66.92*    13.03     10.34      5.76      0.16      0.02
      5    9.17      4.13      4.70     63.65*    17.14      1.17      0.05
      6    6.12     22.47     52.74*     7.34     10.88      0.41      0.05
      7   40.48     18.60*     9.75     14.70     15.35      0.95      0.16
      8    9.62      5.94     11.38     10.43     61.89*     0.61      0.14
      9   25.15     16.80     33.42*    11.27     11.11      2.24      0.02
     10   21.90*    31.70     24.86     11.02      9.26      1.24      0.02
     11   20.66     33.39     17.59*    16.91      8.47      2.84      0.14
     12    3.54      5.44     34.97     46.38*     8.78      0.79      0.09
     13    8.76     16.87     30.68     25.99*    15.40      2.19      0.11
     14    7.20     78.39*     4.70      4.83      3.73      1.06      0.09
     15   20.25      9.80     43.87*    12.21     10.05      3.73      0.09
     16   16.10     19.98     21.11     13.93     23.17*     5.69      0.02
     17    7.68     27.64*    12.35     34.59     13.71      3.86      0.18
     18   10.30     13.12     22.76     22.44*    25.58      5.64      0.16
     19   10.86     13.28     13.48     50.12*     6.28      5.85      0.14
     20   11.18     20.41     32.96*    16.46     11.52      7.38      0.09
     21   17.97*    16.89     17.63     21.54     16.50      9.26      0.20
     22   19.51     28.31     17.54     17.63*     7.38      9.42      0.20
     23   19.44*    16.05     19.49     11.81     21.97     10.91      0.34
     24   14.16*    16.39     26.35     18.72     11.94     12.24      0.20
     25   15.96     20.73*    20.00     14.61     16.05     12.62      0.02


   (*)  Correct Response

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