Mathematics, 25.01.2021 20:20 ghari112345
According to a bridal magazine, the average cost of a wedding reception for an American wedding is $8213. Assume that this average is based on a random sample of 450 weddings and that the standard deviation is $2185.
a. What is the point estimate of the corresponding population mean?
b. What is the margin of error for this estimate (use2 standard deviations (divided by Vn) to either side of the mean is used when no specific confidence level is stated).
c. Create and interpret a 98% confidence interval for the corresponding population mean.
Answers: 2
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According to a bridal magazine, the average cost of a wedding reception for an American wedding is $...
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