Statistics (12th Edition)

Published by Pearson
ISBN 10: 0321755936
ISBN 13: 978-0-32175-593-3

Chapter 2 - Methods for Describing Sets of Data - Exercises 2.1 - 2.21 - Learning the Mechanics: 2.5b

Answer

X = 0.40 Y = 0.45 Z = 0.15

Work Step by Step

Divide frequency of each class with total frequency
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