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Question 4 1/1 pts The number of days that homes stay on the market before they sell in Houston is bell- shaped with a mean eQuestion 6 1/ 1 pts A distribution has a coefficient of variation of 65 percent and mean of 9. What is the value of the standQuestion 8 1/1 pts In the annual report, a major food chain stated that the distribution of daily sales at its Detroit stores

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solution: 24) Z-score M= 66 middle g5% of score = for +1.96 -1.96= 52-66 Z = X ) x 100 = 65 Coefficient of variation = g x 10

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