Question

Assume the average selling price for houses in a certain county is

​$315 comma 000

with a standard deviation of

​$41 comma 000

.

​a) Determine the coefficient of variation.

​b) Caculate the​ z-score for a house that sells for

​$297 comma 000

.

​c) Using the Empirical​ Rule, determine the range of prices that includes

99.7

​%

of the homes around the mean.

​d) Using​ Chebychev's Theorem, determine the range of prices that includes at least

83

​%

of the homes around the mean.

​a) Determine the coefficient of variation.

CVequals

nothing

​%

​(Round to one decimal place as​ needed.)

Answer 1