Question: The file FastFood contains the amount that a sample of 15 customers spent for lunch ($) at a fast- food restaurant: a. Construct a 95%

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).

742 6.29 583 6.50 8.34 9.51 7.10 6.80 5.90 4.89 6.50 5.52 790 8.30 9.60

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PHStat output a Xbar t S n 709 21448 14060 15 631 787 ... View full answer

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