Business Stats Confidence interval

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Statistics
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Question description

The U.S. Dairy Industry wants to estimate the mean yearly milk consumption. A sample of 19 people reveals the mean yearly consumption to be 70 gallons with a standard deviation of 14 gallons. Assume that the population distribution is normal

For a 98% confidence interval, what is the value of t need it to 3 decimals

Develop the 98% confidence interval for the population mean 3 decimals for both

Confidence interval for the population mean is _____________ and _________________

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