Explore BrainMass
Share

# Statistics

This content was STOLEN from BrainMass.com - View the original, and get the already-completed solution here!

The U.S. Dairy Industry wants to estimate the mean yearly milk consumption. A sample of 16 people reveals the mean yearly consumption to be 60 gallons with a standard deviation of 20 gallons.

a.) What is the value of the population mean? What is the best estimate of this value?
b.) Explain why we need to use the t distribution. What assumption do you need to make?
c.) For a 90 percent confidence interval, what is the value of t?
d.) Develop the 90 percent confidence interval for the population mean.
e.) Would it be reasonable to conclude that the population mean is 63 gallons?

© BrainMass Inc. brainmass.com December 20, 2018, 7:41 am ad1c9bdddf
https://brainmass.com/statistics/confidence-interval/statistics-417197

#### Solution Summary

This solution is comprised of detailed explanation and step-by-step calculation of the given problem and provides students with a clear perspective of the underlying concepts.

\$2.19