A simple random sample of 50 items from a population with 0=7 resulted in a sample mean of 36. A) Provide a 90% confidence interval for the population mean B) Provide a 95% confidence interval for the...

A simple random sample of 50 items from a population with 0=7 resulted in a sample mean of 36.

A)
Provide a 90% confidence interval for the population mean

B)
Provide a 95% confidence interval for the population mean