Elementary Statistics (12th Edition)

Published by Pearson
ISBN 10: 0321836960
ISBN 13: 978-0-32183-696-0

Chapter 2 - Summarizing and Graphing Data - 2-2 Frequency Distributions - Basic Skills and Concepts - Page 51: 8

Answer

Class width: 5. Class midpoints: 2, 7, 12, 17, 22, 27, 32, 37. Class boundaries: −0.5, 4.5, 9.5, 14.5, 19.5, 24.5, 29.5, 34.5, 39.5.

Work Step by Step

Class width: 5. Class midpoints: 2, 7, 12, 17, 22, 27, 32, 37. Class boundaries: −0.5, 4.5, 9.5, 14.5, 19.5, 24.5, 29.5, 34.5, 39.5.
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