Shown is a comparison between the average gasoline prices charged by a gasoline station and a car rental company for 10 cities in the United States before the recent surge in gasoline prices. At α = 0.05, is there a relationship between the prices? How might a person who travels a lot and rents an automobile use the information obtained from this study?
Perform these steps.
a. Find the Spearman rank correlation coefficient.
b. State the hypotheses.
c. Find the critical value. Use α = 0.05.
d. Make the decision.
e. Summarize the results.
Use the traditional method of hypothesis testing unless otherwise specified.

  • CreatedSeptember 02, 2015
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