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Mathematics, 15.06.2020 09:57 Thisisdifinite

A local health care company wants to estimate the mean weekly elder day-care cost. A sample of 10 facilities shows a mean of $250 per week, with a standard deviation of $25. What is the 90% confidence interval for the population mean?

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A local health care company wants to estimate the mean weekly elder day-care cost. A sample of 10 fa...

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