Question: 69. Restaurant Chains Sales per Store. The data contained in the file FoodIndustry show the company/chain name, the average sales per store ($1000s), and the

69. Restaurant Chains’ Sales per Store. The data contained in the file FoodIndustry show the company/chain name, the average sales per store ($1000s), and the food segment industry for 47 restaurant chains (Quick Service Restaurant Magazine website).

a. What was the mean U.S. sales per store for the 47 restaurant chains?

b. What are the first and third quartiles? What is your interpretation of the quartiles?

c. Show a boxplot for the level of sales and discuss if there are any outliers in terms of sales that would skew the results.

d. Develop a frequency distribution showing the average sales per store for each segment.

Comment on the results obtained.

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