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7.43 Stress (Example 90) According to a 2017 Gal afflicted by stress. Suppose a random sample a. What percentage of the sample would stress? b. Verify that the conditions for the Cent c. What is the standard error for this sam d. According to the Empirical Rule, there proportion will fall between what twa

7.43 Stress (Example 90) According to a 2017 Gal afflicted by stress. Suppose a random sample a. What percentage of the sample would stress? b. Verify that the conditions for the Cent c. What is the standard error for this sam d. According to the Empirical Rule, there proportion will fall between what twa

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 8CR
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7.43
7.42 7.43 7.44 A BA Attainment According to a 2017 Pew Research report, 40% of millennials have a BA degree. Suppose we take a random sample of 500 millennials and find the proportion who have a driver's license. Find the probability that at most 35% of the sample has a BA degree. Begin by verifying that the conditions for the Central Limit Theorem for Sample Proportions have been met. Stress (Example 90) According to a 2017 Gallup poll, 80% of Americans report being afflicted by stress. Suppose a random sample of 1000 Americans is selected. a. What percentage of the sample would we expect to report being afflicted by stress? b. Verify that the conditions for the Central Limit Theorem are met. c. What is the standard error for this sample proportion? d. According to the Empirical Rule, there is a 95% probability that the sample proportion will fall between what two values? Print Books According to a 2018 Pew Research report, 40% of Americans read print books exclusively (rather than reading some digital books). Suppose a random sample of 500 Americans is selected. Montage of the sample would pumun N Aa 371 W ert to read print books evclusively2
Transcribed Image Text:7.42 7.43 7.44 A BA Attainment According to a 2017 Pew Research report, 40% of millennials have a BA degree. Suppose we take a random sample of 500 millennials and find the proportion who have a driver's license. Find the probability that at most 35% of the sample has a BA degree. Begin by verifying that the conditions for the Central Limit Theorem for Sample Proportions have been met. Stress (Example 90) According to a 2017 Gallup poll, 80% of Americans report being afflicted by stress. Suppose a random sample of 1000 Americans is selected. a. What percentage of the sample would we expect to report being afflicted by stress? b. Verify that the conditions for the Central Limit Theorem are met. c. What is the standard error for this sample proportion? d. According to the Empirical Rule, there is a 95% probability that the sample proportion will fall between what two values? Print Books According to a 2018 Pew Research report, 40% of Americans read print books exclusively (rather than reading some digital books). Suppose a random sample of 500 Americans is selected. Montage of the sample would pumun N Aa 371 W ert to read print books evclusively2
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