EP INTRODUCTION TO PROBABILITY+STAT.
14th Edition
ISBN: 2810019974203
Author: Mendenhall
Publisher: CENGAGE L
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Textbook Question
Chapter 1.5, Problem 1.17E
Refer to Exercise 1.16. Construct a relative frequency histogram for the data.
a. Approximately how many class intervals should you use?
b. Suppose you decide to use classes starting at 1.6 with a class width of.5 (i.e., 1.6 to <2.1,2.1 to <2.6). Construct the relative frequency histogram for the data.
c. What fraction of the measurements are less than 5.1?
d. What fraction of the measurements are larger than 3.6?
e. Compare the relative frequency histogram with the stem and leaf plot in Exercise 1.1 6. Are the shapes similar?
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Chapter 1 Solutions
EP INTRODUCTION TO PROBABILITY+STAT.
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