Answer
True
Work Step by Step
The z value corresponding to a number below the mean is always negative. Since z = (x-μ)/σ, so when x < μ, it will be negative
Elementary Statistics: A Step-by-Step Approach with Formula Card 9th Edition
by Bluman, Allan
Published by
McGraw-Hill Education
ISBN 10:
0078136334
ISBN 13:
978-0-07813-633-7
Chapter 6 - The Normal Distribution - Chapter Quiz - Page 364: 4
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