# Question: Assume the average selling price for houses in a certain

Assume the average selling price for houses in a certain county is $ 325,000 with a standard deviation of $ 40,000.

a. Determine the coefficient of variation.

b. Calculate the z-score for a house that sells for $ 310,000.

c. Using the empirical rule, determine the range of prices that includes 95% of the homes around the mean.

d. Using Chebyshev’s Theorem, determine the range of prices that includes at least 94% of the homes around the mean.

a. Determine the coefficient of variation.

b. Calculate the z-score for a house that sells for $ 310,000.

c. Using the empirical rule, determine the range of prices that includes 95% of the homes around the mean.

d. Using Chebyshev’s Theorem, determine the range of prices that includes at least 94% of the homes around the mean.

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