The file Fast food contains the amount that a sample of 15 customers spent for lunch ($)

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The file Fast food contains the amount that a sample of 15 customers spent for lunch ($) at a fast-food restaurant:
7.42 6.29 5.83 6.50 8.34 9.51 7.10 6.80 5.90
4.89 6.50 5.52 7.90 8.30 9.60
a. Compute the mean and median.
b. Compute the variance, standard deviation, range, and co-efficient of variation.
c. Are the data skewed? If so, how?
d. Based on the results of (a) through (c), what conclusions can you reach concerning the amount that customers spent for lunch?
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Statistics For Managers Using Microsoft Excel

ISBN: 772

7th Edition

Authors: David M. Levine, David F. Stephan, Kathryn A. Szabat

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