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Confidence interval estimate of the population mean water

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Reference no: EM131720045

To study water usage in a town, a Manager selected a random sample of 22 households and found a sample mean usage of 346.2 gallons of water per day with a sample standard deviation of 50.5 gallons per day. Compute and explain a 95% confidence interval estimate of the population mean water usage per day.

Reference no: EM131720045

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