The mean of a set of numbers converted to z scores is________ and the standard deviation is__________ .
A) 0; 1
B) 1; 0
C) 2; 1
D) equal to population mean; impossible to determine

Question

Quizplus · Accepted Answer

The mean of a set of numbers converted to z scores is always 0, and the standard deviation is always 1. This is because z scores are standardized scores that indicate how many standard deviations an element is from the mean.

The Mean of a Set of Numbers Converted to Z