Question: 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

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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a b Cost Mean 7093333 Median 68 Mode 65 Standard Deviation 1406031 Sample Variance 1976924 Ra... View full answer

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