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In: Statistics and Probability

One of the major measures of the quality of service provided by any organization is the...

One of the major measures of the quality of service provided by any organization is the speed with which the organization responds to customer complaints. A large family-held department selling furniture and flooring, including carpet, had undergone a major expansion in the past several years. In particular, the flooring department had expanded from 2 installation crews to an installation supervisor, a measurer, and 15 installation crews. During a recent year, the company got 50 complaints concerning carpet installation. The following data represent the number of days between the receipt of the complaint and the resolution of the complaint:

54,5,35,137,31,27,152,2,123,81,74,27,11,19,126,110,110,29,61,35,94,31,26,5,12,4,165, 32,29,28,29,26,25,1,14,13,13,10,5,27,4,52,30,22,36,26,20,23,33,68.

a. Compute the mean, median, first quartile, and third quartile. show calculations.

b. Compute the range, interquartile range, variance, standard deviation.show calculations.

c. Construct a box plot. Are the data skewed? If so, how?

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Expert Solution

orchestra answered 2 years ago
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