Answer
The class frequency is 1.
Work Step by Step
There is 1 number between 40 and 49 in the data list.
Basic College Mathematics (9th Edition)
by Lial, Margaret L.; Salzman, Stanley A.; Hestwood, Diana L.
Published by
Pearson
ISBN 10:
0321825535
ISBN 13:
978-0-32182-553-7
Chapter 10 - Statistics - Review Exercises - Page 754: 46
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