Question
The following data are the amounts that a sample of 15 customers spent for lunch ($) at a fast-food restaurant. 7.47, 6.30, 5.81, 6.47, 8.33,
The following data are the amounts that a sample of 15 customers spent for lunch ($) at a fast-food restaurant.
7.47, 6.30, 5.81, 6.47, 8.33, 9.49, 7.11, 6.80, 5.89, 4.87, 6.53, 5.51, 7.86, 8.26, 9.24
Construct a 95% confidence interval estimate for the population mean amount spent for lunch ($) at a fast-food restaurant.
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Basic Business Statistics Concepts And Applications
Authors: Mark L. Berenson, David M. Levine, Timothy C. Krehbiel
12th Edition
132168383, 978-0132168380
