Introduction to Probability and Statistics
14th Edition
ISBN: 9781133103752
Author: Mendenhall, William
Publisher: Cengage Learning
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Textbook Question
Chapter 1.5, Problem 1.16E
Construct a stem and leaf plot for these 50 measurements:
3.1 4.9 2.8 3.6 2.5 4.5 3.5 3.7 4.1 4.9
2.9 2.1 3.5 4.0 3.7 2.7 4.0 4.4 3.7 4.2
3.8 6.2 2.5 2.9 2.8 5.1 1.8 5.6 2.2 3.4
2.5 3.6 5.1 4.8 1.6 3.6 6.1 4.7 3.9 3.9
4.3 5.7 3.7 4.6 4.0 5.6 4.9 4.2 3.1 3.9
a. Describe the shape of the data distribution. Do you see any outliers?
b. Use the stem and leaf plot to find the smallest observation.
c. Find the eighth and ninth largest observations.
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COLUMN X
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The following table indicates the unit prices (in Rands) and quantities of three consumer products
to be held in a supermarket warehouse in Lenasia over the time period from April to July 2025.
APRIL 2025
JULY 2025
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The Independent Institute of Education (Pty) Ltd 2025
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2023
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Chapter 1 Solutions
Introduction to Probability and Statistics
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