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Home Q & A Board Science-Related Homework Help Psychology
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tethead tethead
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6 years ago
An experimenter hypothesizes that biology majors score higher than literature majors on an intelligence test. If the mean score for biology majors was 18.8 and the mean score for literature majors was 21.3, and the SDifference was .9, the t score was
A) t = (18.8 - 21.3)/.9 = -2.78
B) t = (18.8 - 21.3)(.9) = -2.25
C) t = (18.8 - 21.3)/.92 = -3.09
D) t = (18.8 - 21.3)/[(2)(.9)] = -1.39
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ErhardtErhardt
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6 years ago
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this is exactly what I needed
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