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Suppose the mean and standard deviation of the GPAs at Loyola are

Xbar = 1.963; and s = 0.257
Catherine's GPA has a z-score of 2.010. What is Catherine's GPA?
(Leave your answer to 2 decimals: ex: 1.23)

User BNT
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1 Answer

6 votes

Answer:

Catherine's GPA is 2.48

Explanation:

A z-score of 2.010 means that Catherine's GPA is 2.01 standard deviations above the mean. Therefore, Catherine's GPA is
\bar{x}+2.01\sigma=1.963+2.01(0.257)\approx2.48

User Amit Golhar
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