A real estate agent claims that the mean living area of all single-family homes in his county

Question:

A real estate agent claims that the mean living area of all single-family homes in his county is at most 2400 square feet. A random sample of 50 such homes selected from this county produced the mean living area of 2540 square feet and a standard deviation of 472 square feet.
a. Using α = .05, can you conclude that the real estate agent’s claim is true?
b. What will your conclusion be if α = .01?
Comment on the results of parts a and b.
Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For  book-img-for-question
Question Posted: