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Concept explainers
A report from Texas Transportation Institute (Texas A&M University System, 2005) titled “Congestion Reduction Strategies” included the accompanying data on extra travel time for peak travel time in hours per year per traveler for different-sized urban areas.
- a. Construct a comparative stem-and-leaf plot for extra travel time per traveler for the two different sizes of urban areas.
- b. Is the following statement consistent with the display constructed in Part (a)? Explain.
The larger the urban area, the greater the extra travel time during peak period travel.
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Chapter 3 Solutions
Bundle: Introduction to Statistics and Data Analysis, 5th + WebAssign Printed Access Card: Peck/Olsen/Devore. 5th Edition, Single-Term
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