Answer
A. 7
B. about 10
C. about 300
D. 10
Work Step by Step
A. 7 classes are shown on histogram
B. 24.5 hovers somewhere in the early teens
C. 54.5 touches reads a frequency of 300
D. The difference between each class (i.e, 34.5-24.5=10
Elementary Statistics: Picturing the World (6th Edition)
by Larson, Ron; Farber, Betsy
Published by
Pearson
ISBN 10:
0321911210
ISBN 13:
978-0-32191-121-6
Chapter 2 - Descriptive Statistics - Section 2.1 Frequency Distributions and Their Graphs - Exercises - Page 50: 19
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