Question: A real estate agent claims that the mean living area

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.

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  • CreatedAugust 25, 2015
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