The standard deviation of the weights of elephants is known to be approximately 15 pounds - State the confidence interval

Sigchi4life
Category:
Statistics
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Question description

The standard deviation of the weights of elephants is known to be approximately 15 pounds. We wish to construct a 95% confidence interval for the mean weight of newborn elephant calves. Fifty newborn elephants are weighed. The sample mean is 244 pounds. The sample standard deviation is 11 pounds.Construct a 95% confidence interval for the population mean weight of newborn elephants. State the confidence interval. (Round your answers to two decimal places.)\actual question: Calculate the error bound. (Round your answer to two decimal places.)

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