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Intro to Statistics with R: Introduction

Exercise

Interpretation of a Z-score

You obtained a Z-score of 1.5 in the previous exercise. Which statement about this score or the distribution from which it came is incorrect?

Instructions

50 XP

Possible answers

The Z-score is higher than average.

The Z-score is 1.5 standard deviations above the average Z-score.

The mean Z-score of the distribution is 0.

The Z-score is 1.5 times the average Z-score.