A random sample of 20 U.S. weddings yielded the following data on wedding costs

Question

A random sample of 20 U.S. weddings yielded the following data on wedding costs in dollars:

28205, 21201, 13415, 34920, 5527, 6088, 20589, 14605, 32149, 22527,
7431, 26420, 5765, 31656, 17104, 9114, 29633, 17427, 8094, 24805

1. Use the sample data to obtain an estimate for the population mean wedding cost, , of all recent U.S. weddings. Note: The sum of the data is 376675.
x¯=x¯=  

2. Is your estimate in part 1 likely equal to exactly (yes or no)?  

(1 point) A random sample of 20 U.S. weddings yielded the following data on wedding costs in dollars: 28205, 21201, 13415, 34920, 5527, 6088, 20589, 14605, 32149, 22527, 7431, 26420, 5765, 31656, 17104, 9114, 29633, 17427, 8094, 24805 1. Use the sample data to obtain an estimate for the population mean wedding cost, , of all recent U.S. weddings. Note: The sum of the data is 376675 2. Is your estimate in part 1 likely equal to u exactly (yes or no)?

Explanation / Answer

(1) estimate of population mean = 376675/20 = 18833.75

(2) No, the estimate in part 1 is not likely to be equal to exactly.

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