SOLUTION: A 99% confidence interval estimate for population mean was computed to be (24.4 to 38.0). Determine the mean of the sample which was used to determine the interval estimate.

Question 248573: A 99% confidence interval estimate for population mean was computed to be (24.4 to 38.0). Determine the mean of the sample which was used to determine the interval estimate.
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
A 99% confidence interval estimate for population mean was computed to be (24.4 to 38.0). Determine the mean of the sample which was used to determine the interval estimate.
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xbar - E = 24.4
xbar + E = 38
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Add to get:
2xbar = 62.4
xbar = 31.2
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Cheers,
Stan H.
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