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           2009 AMC8 Report for all schools in Nebraska                

           Number of schools returning results       64
           Average of school highest score        14.34
           Average school team score              39.56

           # of State Student Participants         3725
           Overall State Average Score             8.35

                       Average Score by Grade level

                   Grade         # of Students  Average

                    5th               6           6.67
                    6th             260           7.71
                    7th            1474           7.88
                    8th            1911           8.80



           Number of Female Students               1769
           Average Score of Female Students        8.07

                       Average Female Scores by Grade

                   Grade         # of Students  Average
                   5th                3           7.00
                   6th              127           7.38
                   7th              697           7.73
                   8th              936           8.40



           Number of Male Participants             1855
           Average Score of Male Participants      8.62

                       Average score for Males by Grade

                   Grade         # of Students  Average
                   5th                2           6.00
                   6th              130           8.04
                   7th              757           7.99
                   8th              946           9.18




                     2009 American Mathematics Contest  8
                   Number of Students Achieving Indicated Score



                 SCORE        MALE       FEMALE       TOTAL*
                  25
                  24
                  23
                  22            3            1            4
                  21
                  20                         2            2
                  19            2            1            3
                  18            1            7            8
                  17           15            5           20
                  16           21           10           31
                  15           31           19           52
                  14           59           28           90
                  13           63           54          122
                  12          111           95          212
                  11          160          126          291
                  10          200          163          376
                   9          234          213          458
                   8          249          249          512
                   7          241          244          498
                   6          203          210          430
                   5          125          168          300
                   4           72           89          165
                   3           41           50           92
                   2           15           31           46
                   1            5            3            8
                   0  (@)       1                         1
                   0  ($)       3            1            4



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

                         2009 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                                                 4
              21
              20                                                 2
              19                                                 3
              18                                    4            4
              17                                    4           16
              16                       1            5           25
              15                       3           13           33
              14                       3           27           59
              13                       9           35           78
              12                       8           61          135
              11                      16          109          162
              10                      24          140          202
               9                      32          180          237
               8          1           34          210          257
               7          2           39          204          245
               6          3           34          189          191
               5                      29          129          137
               4                      14           83           66
               3                       8           46           37
               2                       5           28           13
               1                                    5            3
               0(@)                    1            2            2
               0($)



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

           Note:  Some students failed to indicate a grade





                         2009 American Mathematics Contest  8
                             Number of Schools with 3+ students
                              Achieving team Scores



            SCORE   school count
              66          1
              56          2
              51          1
              48          1
              47          3
              46          5
              45          5
              44          2
              43          3
              42          1
              41          3
              40          2
              39          5
              38          1
              37          7
              36          2
              35          3
              34          4
              33          2
              32          2
              31          3
              30          1
              29          2
              28          1
              27          1
              26          1







                   Table of Item Difficulty for the 2009
                      American Mathematics Contest  8
                 Tabulation of responses by    3725 Students
                             Percent of Responses


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

      1    0.16      0.30      4.40      3.52     91.44*     0.19      0.00
      2    5.02      6.39      5.83     77.58*     4.97      0.21      0.00
      3   20.13      5.15     69.83*     2.12      2.55      0.16      0.05
      4   14.63     55.89*     3.22     14.47     11.38      0.38      0.03
      5    8.99     22.04     24.35     39.84*     3.81      0.97      0.00
      6   54.77*    13.37      9.74      7.60     13.99      0.51      0.03
      7    2.95     11.70     23.28*    26.50     34.28      1.18      0.11
      8   36.00     10.36*    45.88      2.68      4.56      0.48      0.03
      9   19.33     30.98*    20.48     19.33      8.40      1.48      0.00
     10    5.83     27.62     14.74     38.44*    12.56      0.72      0.08
     11    6.31     16.19     26.34     27.79*    21.48      1.88      0.03
     12   28.32     31.54      5.21     24.46*     9.64*     0.75      0.08
     13    7.36     68.64*     6.77     12.38      3.81      0.97      0.08
     14    7.28      5.83*    74.63      6.12      4.70      1.40      0.05
     15   19.06     14.98     16.35     25.34*    21.69      2.52      0.05
     16   40.48     18.52     16.83     10.77*    10.87      2.47      0.05
     17   16.81     21.15*    23.84     21.05     13.50      3.60      0.05
     18   26.36     12.59     32.72*    13.80     11.38      2.98      0.16
     19   15.52     16.81     25.02     15.22*    22.79      4.46      0.19
     20   17.21     32.94     12.21     19.84*    13.07      4.51      0.21
     21   16.30     41.32     14.87     14.09*     7.28      5.96      0.19
     22   14.17     14.12     20.13     18.85*    26.68      5.91      0.13
     23   12.62     23.97*    17.72     24.78     13.56      7.06      0.30
     24   20.99     20.11     22.04     18.20     10.36*     8.16      0.13
     25   13.53     19.95     17.96     15.54     23.89*     8.94      0.19


   (*)  Correct Response

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