Suppose that Princess Cruise Lines would like to determine if the satisfaction rating of a customer is related to the number of cruises the person has taken with the company. The following table shows the number of customers who rated their cruises with Princess as Excellent, Good, Average, Fair, or Poor, along with the number of cruises the customers have taken with the company:

a. Using α = 0.05, perform a chi-square test to determine if the number of cruises and a customer’s satisfaction rating are independent of one another.

b. What conclusions can be made based on your results?

c. Verify your results using p-value.

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Number of Cruises 4-6 26 20 15 1 Rating 1-3 20 42 18 10 7 or More 25 Excellent 12 Average Fair Poor