The confidence interval lower limit and upper limit for a population mean are (76.6, 78.8). What is the sample mean and
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The confidence interval lower limit and upper limit for a population mean are (76.6, 78.8). What is the sample mean and
The confidence interval lower limit and upper limit for a population mean are (76.6, 78.8). What is the sample mean and the margin of error for the sample.A sample of size 57 with ū = 77.7 and s = 6.9 is used to estimate a population mean u. Find the 75% confidence interval for u. Sample mean = Margin of error = Round the answers to one deicimal.
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