A sample of 20 items provides a sample standard deviation of 5. a. Compute the 90%...

A sample of 20 items provides a sample standard deviation of 5.
a. Compute the 90% confidence interval estimate of the population variance b. Compute the 95% confidence interval estimate of the population variance. c. Compute the 99% confidence interval estimate of the population variance.(2pts)

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orchestra answered 2 years ago

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