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           2010 AMC8 Report for all schools in Idaho                   

           Number of schools returning results        7
           Average of school highest score        13.86
           Average school team score              37.29

           # of State Student Participants          301
           Overall State Average Score             8.31

                       Average Score by Grade level

                   Grade         # of Students  Average

                    5th               1          16.00
                    6th              22           6.91
                    7th             113           8.22
                    8th             160           8.50



           Number of Female Students                159
           Average Score of Female Students        8.10

                       Average Female Scores by Grade

                   Grade         # of Students  Average
                   6th                9           6.00
                   7th               58           7.93
                   8th               89           8.43



           Number of Male Participants              133
           Average Score of Male Participants      8.59

                       Average score for Males by Grade

                   Grade         # of Students  Average
                   5th                1          16.00
                   6th               13           7.54
                   7th               50           8.72
                   8th               69           8.59




                     2010 American Mathematics Contest  8
                   Number of Students Achieving Indicated Score



                 SCORE        MALE       FEMALE       TOTAL*
                  25
                  24
                  23
                  22
                  21
                  20
                  19
                  18            1                         1
                  17
                  16            1                         1
                  15            1                         1
                  14            2            2            4
                  13            8            5           13
                  12            5            4            9
                  11           12           11           24
                  10           17           26           44
                   9           19           25           45
                   8           22           17           39
                   7           11           31           46
                   6           17           15           34
                   5           10           12           22
                   4            3            7           10
                   3            4            2            6
                   2                         2            2
                   1
                   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

                         2010 American Mathematics Contest  8
                             Number of Students by Grade
                              Achieving indicated Score



            SCORE   5th Grade    6th Grade    7th Grade    8th Grade
              25
              24
              23
              22
              21
              20
              19
              18                                    1
              17
              16          1
              15                                    1
              14                                                 4
              13                       1            7            5
              12                       1            3            4
              11                       1            4           18
              10                       1           18           25
               9                       2           16           26
               8                       3           17           18
               7                                   15           31
               6                       4           15           15
               5                       5           11            6
               4                       3            1            5
               3                       1            3            2
               2                                    1            1
               1
               0(@)
               0($)



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

           Note:  Some students failed to indicate a grade





                         2010 American Mathematics Contest  8
                             Number of Schools with 3+ students
                              Achieving team Scores



            SCORE   school count
              47          1
              39          2
              38          1
              36          1
              32          1
              30          1







                   Table of Item Difficulty for the 2010
                      American Mathematics Contest  8
                 Tabulation of responses by     301 Students
                             Percent of Responses


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

      1    2.33      3.99     93.02*     0.66      0.00      0.00      0.00
      2    7.31      2.33      5.32     44.52*    39.87      0.66      0.00
      3    9.63     25.58     55.15*     6.31      1.66      1.66      0.00
      4    5.98     11.96     62.79*    11.63      6.64      0.66      0.33
      5    6.31     65.45*     5.98      9.30     11.30      1.66      0.00
      6    6.31      3.99      3.32      8.97     76.41*     0.00      1.00
      7   37.54     30.90*    10.63      6.64     13.29      1.00      0.00
      8   23.59     27.91     23.59     16.28*     6.98      1.66      0.00
      9    7.97     11.63     39.87     27.91*     9.63      1.99      1.00
     10   21.93     18.60*    22.26     20.27     15.61      1.00      0.33
     11   19.60     51.50*     7.64     12.96      5.32      1.99      1.00
     12   42.19     19.93     10.96     16.28*     8.64*     1.99      0.00
     13   13.29     15.95     33.89     20.60     12.29*     3.99      0.00
     14   13.95     12.96     31.89*    19.93     17.61      3.65      0.00
     15   36.54     20.27     22.26*    11.30      4.65      4.65      0.33
     16   34.55     14.29*    11.63     17.94     16.61      4.98      0.00
     17   14.95     26.25     29.57     13.62*     9.30      5.98      0.33
     18   14.62     21.59     27.24*    17.61     12.62      6.31      0.00
     19   25.25     17.94     26.91*    12.62      9.63      7.64      0.00
     20   25.91*    18.94     26.91     12.96      9.63      5.65      0.00
     21    9.63     14.29     34.88*    18.27     11.63     11.30      0.00
     22   12.29     18.94     21.59     19.27     15.28*    12.29      0.33
     23   13.62     17.61*    21.93     21.93     10.96     13.29      0.66
     24   12.29*    23.26     19.60     20.60     10.96     13.29      0.00
     25   16.94     29.24     11.30      9.97     17.61*    14.62      0.33


   (*)  Correct Response

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