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The American Automobile Association checks the prices of gasoline before many holiday weekends. Listed below are the self-service prices for a sample of 15 retail outlets during the May 2003 Memorial Day weekend in the Detroit, Michigan, area.

1.44	1.42	1.35	1.39	1.49	1.49	1.41	1.46
1.41	1.49	1.45	1.48	1.39	1.46	1.44

a. What is the arithmetic mean selling price?

b. What is the median selling price?

c. What is the modal selling price?

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