Since 9 is 1.5 standard deviations to the left of the mean, z = -1.5. If x were 1.5 standard deviations to the right of the mean, then the z score would be 1.5.
Michael S.
asked 07/23/18What is the z score of x=9, if 9 is 1.5 standard deviations to the left of the mean?
I would like some help with this question and explanation.
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