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According to a recent publication, the mean price of new mobile homes is $64,600. Assume a standard deviation of $8000.Let x denote the mean price

According to a recent publication, the mean price of new mobile homes is $64,600. Assume a standard deviation of $8000.Let x denote the mean price of a sample of new mobile homes.

a. For samples of size 75, find the mean and standard deviation of x.

Interpret your results in words.

b. Repeat part (a) with n=150.

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