EBK STATISTICS FOR BUSINESS & ECONOMICS
13th Edition
ISBN: 8220101456380
Author: Anderson
Publisher: CENGAGE L
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Chapter 2.3, Problem 28E
The following observations are for two quantitative variables, x and y.
- a. develop a crosstabulation for the data, with x as the row variable and y as the column variable. For x use classes of 10–29, 30–49, and so on; for y use classes of 40–59, 60–79, and so on.
- b. Compute the row percentages.
- c. Compute the column percentages.
- d. What is the relationship, if any, between x and y?
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4.3) •VA report from Texas Transportation Institute
(Texas A&M University System 2005) on Congestion Re-
duction Strategies looked into the extra travel time (due to
traffic congestion) for commute travel per traveler per year
in hours for different urban areas. Below are the data for
urban areas that had a population of over 3 million for the
year 2002.
Extra Hours per
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San Francisco
98
75
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66
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Houston
65
Dallas, Fort Worth
Chicago
Detroit
61
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48
Boston
53
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Phoenix
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Philadelphia
40
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Chapter 2 Solutions
EBK STATISTICS FOR BUSINESS & ECONOMICS
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