Customer satisfaction scores (100 is highest). City Atlanta Boston Chicago Dalla

Question

Customer satisfaction scores (100 is highest). City Atlanta Boston Chicago Dallas Denver Detroit Jacksonville Las Vegas Los Angeles Miami Minneapolis AT&TSprint; T-Mobile Verizon Compute the descriptive stats and the five number summary for each group Based upon these numbers, which has the highest customer satisfaction score? Which has the lowest? 70 69 71 74 70 74 73 79 76 75 71 73 73 72 64 65 65 67 65 64 68 65 69 78 79 81 81 78 80 Which has the most variation in the customer satisfaction numbers? 75 74 68 73 75 71 76 75 72 73 74 74 73 71 68 68 72 68 75 69 Philadelphia Phoenix San Antonio San Diego San Francisco66 Seattle St. Louis Iampa Washington 78 81 80 79 75 65 68 69 67 68 74 73 72 79 79 76 63 68

Explanation / Answer

Solution1:

Fivenum summary is:

Descriptive statistics are:

Solution2

verizon has the highest score of 81

Solution3:

Sprint has the lowest of 63

Solution4:

AT&T ha the more variation 7.818

Fivenum summary AT&T Sprint T-Mobile Verizon Minimum value 66 63 68 75 Q1 68 65 71.75 77 Q2 71 66 73.5 78 Q3 73 67.25 74.25 79.75 Maximum 75 69 77 81

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