Mathematics, 12.08.2021 20:10 jljhenkel

In a random sample of 15computers, the mean repair cost was $ 100 and the standard deviation was $ 42.50 Assume that the repair cost of computers follows a normal distribution. construct a 95% confidence interval for the mean repair cost of computers.

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In a random sample of 15computers, the mean repair cost was $ 100 and the standard deviation was $ 4...

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In a random sample of 15computers, the mean repair cost was $ 100 and the standard deviation was $ 42.50 Assume that the repair cost of computers follows a normal distribution. construct a 95% confidence interval for the mean repair cost of computers. ​

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Another question on Mathematics

In a random sample of 15computers, the mean repair cost was $ 100 and the standard deviation was $ 42.50 Assume that the repair cost of computers follows a normal distribution. construct a 95% confidence interval for the mean repair cost of computers.