2011-2002 Data on AP testing

2011-2002 Data on AP testing

E. Snider

SOCES

All Data from AP Central

2011 Free-Response Questions Scoring Statistics

Question MeanStandard Deviation

Number of Points

Possible

1 4.87 3.16 10

2 4.15 3.10 10

3 4.84 3.18 10

4 3.98 3.03 10

Total 17.84

Early Earth and the Origin of Life

2010 Free-Response Questions Scoring Statistics

Question MeanStandard Deviation

Number of Points

Possible

1 2.63 2.81 10

2 6.12 2.82 10

3 5.28 2.67 10

4 2.72 2.25 10

16.75Total

2009 Free-Response Questions Scoring Statistics

Question MeanStandard Deviation

Number of Points

Possible

1 5.49 2.32 10

2 2.92 2.69 10

3 5.33 2.72 10

4 3.29 2.92 10

17.03Total

2008 Free-Response Questions Scoring Statistics

Question MeanStandard Deviation

Number of Points

Possible

1 2.13 2.51 10

2 2.83 2.25 10

3 3.42 2.20 10

4 4.59 2.68 10

12.97Total

2007 Free-Response Questions Scoring Statistics

Question MeanStandard Deviation

Number of Points

Possible

1 3.58 3.07 10

2 1.84 1.85 10

3 3.43 2.28 10

4 2.52 2.67 10

Total 11.37

2006 Free-Response Questions Scoring Statistics

Question MeanStandard Deviation

Number of Points

Possible

1 4.36 2.68 10

2 5.04 2.11 10

3 4.43 3.04 10

4 2.97 2.78 10

Total 16.80

2005 Free-Response Question Scoring Statistics

Question MeanStandard Deviation

Number of Points

Possible

1 4.88 2.23 10

2 3.07 2.41 10

3 3.63 3.07 10

4 2.78 2.45 10

Total 14.36

2004 Free-Response Question Scoring Statistics

Question MeanStandard Deviation

Number of Points

Possible

1 4.16 2.45 10

2 4.68 2.78 10

3 4.97 2.14 10

4 3.33 3.10 10

Total 17.14

2003 Free-Response Question Scoring Statistics

Question MeanStandard Deviation

Number of Points

Possible

1 2.93 2.89 10

2 3.58 2.75 10

3 3.17 2.04 10

4 1.72 1.7 10

Total 11.40

2002 Free-Response Questions Scoring Statistics

Question MeanStandard Deviation

Number of Points

Possible

1 2.19 2.65 10

2 4.29 2.27 10

3 1.22 1.63 10

4 5.09 2.16 10

Total 12.79

2011: Biology Grade Distributions

Examination Grade Biology

  N % At

5 34,758 18.8

4 30,507 16.5

3 28,023 15.2

2 26,951 14.6

1 64,258 34.8

Number of Students 184,497  

3 or Higher / % 93,288 50.6

Mean Grade 2.70  

Standard Deviation 1.54

2010: Biology Grade Distributions

Examination Grade Biology

  N % At

5 32,280 18.7

4 26,130 15.1

3 26,530 15.4

2 24,394 14.1

1 63,178 36.6

Number of Students 172,512  

3 or Higher / % 84,940 49.2

Mean Grade 2.65  

Standard Deviation 1.54

2009: Biology Grade Distributions

Examination Grade Biology

  N % At

5 31,147 19.5

4 24,732 15.5

3 26,214 15.

2 24,151 15.1

1 54,336 34.0

Number of Students 159,580  

3 or Higher / % 81,093 50.8

Mean Grade 2.71  

Standard Deviation 1.54

2008: Biology Grade Distributions

Examination Grade Biology

  N % At

5 28,721 18.6

4 24,091 15.6

3 24,862 16.1

2 23,441 15.2

1 53,389 34.6

Number of Students 154,504  

3 or Higher / % 77,674 50.3

Mean Grade 2.68  

Standard Deviation 1.53

2007: Biology Grade Distributions

Examination Grade Biology

  N % At

5 27,996 19.3

4 29,338 20.3

3 30,749 21.2

2 33,664 23.2

1 23,049 15.9

Number of Students 144,796  

3 or Higher / % 88,083 60.8

Mean Grade 3.04  

Standard Deviation 1.36

2006: Biology Grade Distributions

Examination Grade Biology

  N % At

5 25,862 19.6

4 26,809 20.3

3 27,897 21.2

2 30,642 23.3

1 20,573 15.6

Number of Students 131,783  

3 or Higher / % 80,568 61.1

Mean Grade 3.05  

Standard Deviation 1.36

2005: Biology Grade Distributions

Examination Grade Biology

  N % At

5 22,055 18.2

4 24,448 20.1

3 27,820 22.9

2 28,357 23.3

1 18,766 15.5

Number of Students 121,446  

3 or Higher / % 74,323 61.2

Mean Grade 3.02  

Standard Deviation 1.33

2004: Biology Grade Distributions

Examination Grade Biology

  N % At

5 21,026 18.9

4 22,488 20.2

3 24,290 21.9

2 27,331 24.6

1 15,969 14.4

Number of Students 111,104  

3 or Higher / % 67,804 61.0

Mean Grade 3.05  

Standard Deviation 1.33

2003: Biology Grade Distributions

  Examination Grade Percentage Earning Grade

Extremely Well Qualified

5 17.9

Well Qualified 4 18.6

Qualified 3 22.4

Possibly Qualified 2 26.1

No Recommendation 1 14.9

 3 or Higher / % 58.9

Mean Grade   2.98

Standard Deviation   1.33

Number of Students   103,944

Number of Schools   7,167

Number of Colleges   2,143

2002: Biology Grade Distributions

  Examination Grade Percentage Earning Grade

Extremely Well Qualified

5 17.5

Well Qualified 4 22.9

Qualified 3 24.1

Possibly Qualified 2 23.2

No Recommendation 1 12.3

3 or Higher /  % 64.5

Mean Grade   3.10

Standard Deviation   1.28

Number of Students   97,762

Number of Schools   6,921

Number of Colleges   2,170