How do the average credit scores of people living in various American cities differ? The file Credit
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How do the average credit scores of people living in various American cities differ? The file Credit Scores is an ordered array of the average credit scores of people living in 143 American cities. (Data extracted from usat.ly/17a1fA6)
a. Compute the mean, median, first quartile, and third quartile.
b. Compute the range, interquartile range, variance, standard deviation, and coefficient of variation.
c. Construct a boxplot. Are the data skewed? If so, how?
d. Based on the results of (a) through (c), what conclusions might you reach concerning the average credit scores of people living in various American cities?
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Business Statistics A First Course
ISBN: 9780321979018
7th Edition
Authors: David M. Levine, Kathryn A. Szabat, David F. Stephan
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