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           2010 AMC8 Report for all schools in Puerto Rico             

           Number of schools returning results        3
           Average of school highest score        16.67
           Average school team score              36.67

           # of State Student Participants           35
           Overall State Average Score             8.06

                       Average Score by Grade level

                   Grade         # of Students  Average

                    5th               3           5.00
                    6th               6           5.33
                    7th               8           8.00
                    8th              18           9.50



           Number of Female Students                 12
           Average Score of Female Students        9.33

                       Average Female Scores by Grade

                   Grade         # of Students  Average
                   6th                2           4.00
                   7th                3          10.67
                   8th                7          10.29



           Number of Male Participants               23
           Average Score of Male Participants      7.39

                       Average score for Males by Grade

                   Grade         # of Students  Average
                   5th                3           5.00
                   6th                4           6.00
                   7th                5           6.40
                   8th               11           9.00




                     2010 American Mathematics Contest  8
                   Number of Students Achieving Indicated Score



                 SCORE        MALE       FEMALE       TOTAL*
                  25
                  24
                  23                         1            1
                  22
                  21
                  20
                  19
                  18
                  17
                  16            1                         1
                  15                         1            1
                  14
                  13
                  12            3            1            4
                  11                         1            1
                  10            1                         1
                   9            1            2            3
                   8            3            1            4
                   7            5                         5
                   6            2            2            4
                   5            4            1            5
                   4                         2            2
                   3            2                         2
                   2            1                         1
                   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                                                 1
              22
              21
              20
              19
              18
              17
              16                                                 1
              15                                    1
              14
              13
              12                                    1            3
              11                                    1
              10                                                 1
               9                                                 3
               8                       1            1            2
               7          1            1                         3
               6                       1            1            2
               5          1                         2            2
               4                       2
               3          1            1
               2                                    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
              43          1
              38          1
              29          1







                   Table of Item Difficulty for the 2010
                      American Mathematics Contest  8
                 Tabulation of responses by      35 Students
                             Percent of Responses


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

      1    2.86      5.71     91.43*     0.00      0.00      0.00      0.00
      2    2.86      5.71     11.43     62.86*    17.14      0.00      0.00
      3   11.43     28.57     54.29*     2.86      2.86      0.00      0.00
      4   14.29     17.14     40.00*    14.29     14.29      0.00      0.00
      5   14.29     40.00*    11.43     14.29     20.00      0.00      0.00
      6    5.71     17.14     11.43     31.43     34.29*     0.00      0.00
      7   31.43     37.14*     8.57      8.57     14.29      0.00      0.00
      8   17.14     28.57     25.71     14.29*     8.57      5.71      0.00
      9   17.14     20.00     20.00     34.29*     5.71      2.86      0.00
     10   31.43     17.14*    25.71     11.43     14.29      0.00      0.00
     11   28.57     51.43*     5.71      2.86      5.71      5.71      0.00
     12   40.00     17.14     11.43     20.00*    11.43*     0.00      0.00
     13   14.29     20.00     34.29     11.43     14.29*     5.71      0.00
     14   14.29     14.29     28.57*    20.00     17.14      5.71      0.00
     15   22.86     14.29     25.71*    25.71      5.71      5.71      0.00
     16   42.86     20.00*     5.71      8.57     20.00      2.86      0.00
     17   17.14     14.29     25.71     31.43*     8.57      2.86      0.00
     18    8.57     28.57     31.43*    17.14      8.57      5.71      0.00
     19   28.57     20.00     20.00*    28.57      0.00      2.86      0.00
     20   31.43*    17.14     28.57      8.57     11.43      2.86      0.00
     21   17.14     17.14     25.71*    22.86     11.43      2.86      2.86
     22   11.43     25.71     22.86     17.14     17.14*     5.71      0.00
     23   17.14     28.57*    17.14     17.14     14.29      5.71      0.00
     24   14.29*    37.14     17.14     14.29     14.29      2.86      0.00
     25   22.86     28.57     11.43     11.43     20.00*     5.71      0.00


   (*)  Correct Response

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