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           2006 AMC8 Report for all schools in Colorado                

           Number of schools returning results       30
           Average of school highest score        18.17
           Average school team score              49.70

           # of State Student Participants         2089
           Overall State Average Score            10.21

                       Average Score by Grade level

                   Grade         # of Students  Average

                    5th              63           6.78
                    6th             281           8.77
                    7th             531          10.07
                    8th            1184          10.83



           Number of Female Students                930
           Average Score of Female Students        9.91

                       Average Female Scores by Grade

                   Grade         # of Students  Average
                   5th               24           6.50
                   6th              123           8.63
                   7th              236           9.66
                   8th              537          10.49



           Number of Male Participants             1113
           Average Score of Male Participants     10.51

                       Average score for Males by Grade

                   Grade         # of Students  Average
                   5th               37           7.05
                   6th              154           8.85
                   7th              279          10.48
                   8th              632          11.14




                     2006 American Mathematics Contest  8
                   Number of Students Achieving Indicated Score



                 SCORE        MALE       FEMALE       TOTAL*
                  25            2            0            2
                  24            1            0            1
                  23            2            2            4
                  22            8            1            9
                  21            3            1            4
                  20            8            0            9
                  19            8            6           15
                  18           19           10           29
                  17           20           15           36
                  16           36           17           53
                  15           44           30           75
                  14           63           48          115
                  13           85           76          162
                  12          108           63          173
                  11          114          102          221
                  10          129          105          238
                   9          129          130          263
                   8           98          101          204
                   7           93           97          194
                   6           51           48          104
                   5           51           42           95
                   4           22           20           45
                   3            8            9           19
                   2            5            4            9
                   1            1            1            2
                   0  (@)       1            0            1
                   0  ($)       4            2            7



           (@)  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            2
              24          0            0            0            1
              23          0            0            1            3
              22          0            1            2            6
              21          0            0            1            3
              20          0            0            3            6
              19          0            2            3            9
              18          1            1            6           21
              17          0            2            5           28
              16          0            4           12           37
              15          0            5           17           53
              14          0            8           33           74
              13          2           10           40          108
              12          1           17           46          107
              11          2           23           57          133
              10          2           28           60          144
               9          5           41           65          150
               8          9           33           57           99
               7         13           35           48           96
               6          6           27           33           37
               5          7           28           18           42
               4          8           12           11           13
               3          4            1            9            5
               2          3            1            2            3
               1          0            0            0            2
               0(@)       0            2            2            2
               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    2089 Students
                             Percent of Responses


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

      1    0.29      0.96      4.98     92.01*     1.44      0.34      0.00
      2    4.26      1.91     88.99*     1.87      2.30      0.67      0.00
      3   47.39*     7.18     21.16     12.02     10.91      1.34      0.00
      4    4.21     69.89*    11.58     10.00      3.69      0.62      0.00
      5    6.70      3.93      4.64     68.41*    14.65      1.58      0.10
      6    4.83     19.20     59.02*     6.75      9.57      0.57      0.05
      7   37.19     23.50*    10.29     13.16     14.70      1.10      0.05
      8    8.43      5.70      9.57      9.86     65.34*     0.91      0.19
      9   24.99     17.33     33.41*    10.87     11.15      2.25      0.00
     10   26.14*    32.41     21.35     11.39      7.42      1.29      0.00
     11   21.92     32.31     17.28*    17.42      8.52      2.54      0.00
     12    4.07      5.46     35.71     44.04*     9.72      0.96      0.05
     13    7.56     16.56     27.86     28.00*    16.85      2.97      0.19
     14    6.89     77.98*     4.79      5.17      3.49      1.68      0.00
     15   19.91     10.48     41.50*    13.45     10.24      4.26      0.14
     16   18.38     16.56     23.46     14.50     21.11*     5.89      0.10
     17    8.14     26.14*    11.63     36.72     13.16      4.12      0.10
     18    7.99     13.55     23.22     22.64*    27.29      5.27      0.05
     19    9.96     13.45     12.11     52.85*     5.60      5.98      0.05
     20   10.72     20.82     30.59*    17.47     12.97      7.32      0.10
     21   16.80*    14.65     21.73     19.96     18.38      8.38      0.10
     22   20.58     28.82     15.84     17.14*     8.62      8.76      0.24
     23   18.05*    17.19     18.19     12.45     23.79      9.96      0.38
     24   13.07*    14.98     25.42     20.73     14.07     11.63      0.10
     25   16.13     20.06*    20.25     14.94     15.65     12.92      0.05


   (*)  Correct Response

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