SOLUTION: Data for Practice Problems
Standard Test Scores
Name Gender Absences PE Math Writing Reading
Alex Boy 5 49 85 86 80
Anthony Boy 18 51 39 71 75
Douglas Boy 1 82 74
Algebra ->
Probability-and-statistics
-> SOLUTION: Data for Practice Problems
Standard Test Scores
Name Gender Absences PE Math Writing Reading
Alex Boy 5 49 85 86 80
Anthony Boy 18 51 39 71 75
Douglas Boy 1 82 74
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Standard Test Scores
Name Gender Absences PE Math Writing Reading
Alex Boy 5 49 85 86 80
Anthony Boy 18 51 39 71 75
Douglas Boy 1 82 74 78 79
Jorge Boy 4 56 66 68 60
Joshua Boy 5 83 79 78 77
Luke Boy 0 94 89 84 84
Robert Boy 17 36 36 56 50
Rupert Boy 4 24 55 56 52
Seth Boy 0 61 92 89 83
Wayne Boy 1 65 92 96 91
Blair Girl 3 94 59 66 90
Brooke Girl 2 75 35 43 46
Carmen Girl 0 49 91 91 90
Charlita Girl 16 23 49 55 49
Kim Girl 2 71 90 92 95
Li Girl 1 73 98 93 95
Rachel Girl 2 92 87 92 91
Sara Girl 3 33 87 93 94
Sheetal Girl 0 18 100 97 97
Tawayna Girl 14 31 65 55 63
t-Test: Two Sample Assuming Equal Variances
Boys Girls
Mean ? ?
Variance ? ?
Observations 10 10
Pooled Variance ?
Hypothesized Mean Difference 0
df ?
t stat ?
P (T<=t) one tail ?
t Critical one tail ?
P(T<=) two tail ?
t Critical two tail ?
Question:Did girls get more A-s than boys in math (A awarded for 90 or higher.)
Boys Girls
Actual ? ? Chi-Square= ?
Expected ? ? Critical ?
You can put this solution on YOUR website! This is a lot of data to analyze. I think it would be good
if you could show what your effort has produced relative to
the listed questions.
Cheers,
Stan H.
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