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Business, 30.09.2019 21:30 maddylaugh

Which is relatively better: a score of 67 on a psychology test or a score of 46 on an economics test? scores on the psychology test have a mean of 86 and a standard deviation of 8. scores on the economics test have a mean of 52 and a standard deviation of 9. choose the correct answer below.
a. the economics test score is relatively better because its z score is less than the z score for the psychology test score.
b. the psychology test score is relatively better because its z score is greater than the z score for the economics test score.
c. the economics test score is relatively better because its z score is greater than the z score for the psychology test score.
d. the psychology test score is relatively better because its z score is less than the z score for the economics test score.

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