The file FastFood contains the amount that a sample of 15 customers spent for lunch ($) at a fast- food

Question:

The file FastFood contains the amount that a sample of 15 customers spent for lunch ($) at a fast- food restaurant:
The file FastFood contains the amount that a sample of

a. Construct a 95% confidence interval estimate for the population mean amount spent for lunch ($) at a fast- food restaurant, assuming a normal distribution.
b. Interpret the interval constructed in (a).

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Related Book For  answer-question

Business Statistics A First Course

ISBN: 9780321979018

7th Edition

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

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Question Posted: July 16, 2015 19:28:40