In a random sample of 50 people, the mean body mass index (BMI) was 27.7 and the

Question:

In a random sample of 50 people, the mean body mass index (BMI) was 27.7 and the standard deviation was 6.12.

Use the standard normal distribution or the t-distribution to construct a 95% confidence interval for the population mean. Justify your decision. If neither distribution can be used, explain why. Interpret the results. If convenient, use technology to construct the confidence interval.

Distribution
The word "distribution" has several meanings in the financial world, most of them pertaining to the payment of assets from a fund, account, or individual security to an investor or beneficiary. Retirement account distributions are among the most...