Mathematics, 13.12.2019 00:31, kellimcollier896

Data were collected on the amount spent by 64 customers for lunch at a major houston restaurant. these data are contained in the file named houston. based upon past studies the population standard deviation is known with σ = $6.a. at 99% confidence, what is the margin of error? b. develop a 99% confidence interval estimate of the mean amount spent for lunch.

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Data were collected on the amount spent by 64 customers for lunch at a major houston restaurant. the...