Introductory Statistics
3rd Edition
ISBN: 9780135188927
Author: Gould, Robert, Ryan, Colleen N. (colleen Nooter)
Publisher: Pearson,
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Textbook Question
Chapter 4, Problem 21SE
Airline Tickets (Example 2) The distance (in kilometers) and price (in dollars) for one-way airline tickets from San Francisco to several cities are shown in the table.
a. Find the
b. Recalculate the correlation coefficient for this data using price as the x-variable and distance as the
c. Suppose a
d. Suppose the airline held an incredible sale, where travelers got a round-trip ticket for the price of a one-way ticket. This means that the distances would be doubled while the ticket price remained the same. What effect would this have on the correlation coefficient?
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Chapter 4 Solutions
Introductory Statistics
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