Intro to Stat_Part_39

Intro to - 131 D(0.6204 0.7025 Exercise 8.31(Solution on p 137 The point estimate for the population proportion of homes that do not meet the

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Unformatted text preview: 131 D. (0.6204, 0.7025) Exercise 8.31 (Solution on p. 137.) The point estimate for the population proportion of homes that do not meet the minimum recom- mendations for earthquake preparedness is: A. 0.6614 B. 0.3386 C. 173 D. 338 8.3 Review Questions 4 The next three problems refer to the following situation: Suppose that a sample of 15 randomly chosen people were put on a special weight loss diet. The amount of weight lost, in pounds, follows an unknown distribution with mean equal to 12 pounds and standard deviation equal to 3 pounds. Exercise 8.32: REVIEW QUESTION 1 (Solution on p. 137.) To find the probability that the average of the 15 people lose no more than 14 pounds, the random variable should be: A. The number of people who lost weight on the special weight loss diet B. The number of people who were on the diet C. The average amount of weight lost by 15 people on the special weight loss diet D. The total amount of weight lost by 15 people on the special weight loss diet Exercise 8.33: REVIEW QUESTION 2 (Solution on p. 137.) Find the probability asked for in the previous problem. Exercise 8.34: REVIEW QUESTION 3 (Solution on p. 137.) Find the 90th percentile for the average amount of weight lost by 15 people....
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This document was uploaded on 10/31/2011 for the course STA 2023 at University of Florida.

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Intro to - 131 D(0.6204 0.7025 Exercise 8.31(Solution on p 137 The point estimate for the population proportion of homes that do not meet the

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