Mathematics, 12.02.2020 02:23 rayrayy91
Suppose your statistics professor reports test grades as z-scores, and you got a score of 2.492.49 on an exam. a) Write a sentence explaining what that means. b) Your friend got a z-score of negative 2โ2. If the grades satisfy the Nearly Normal Condition, about what percent of the class scored lower than your friend? a) Choose the correct answer below. A. The score was 2.492.49 points higher than the mean score in the class. B. The score was 2.492.49 points lower than the mean score in the class. C. The score was 2.492.49 standard deviations higher than the mean score in the class. D. The score was 2.492.49 standard deviations lower than the mean score in the class.
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Suppose your statistics professor reports test grades as z-scores, and you got a score of 2.492.49 o...
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