Cancer prevention: Colonoscopy is a medical procedure that is designed to find and remove precancerous lesions in the colon before they become cancerous. In a sample of 51,902 people without colorectal cancer, 6015 had previously had a colonoscopy, and in a sample of 9186 people diagnosed with colorectal cancer, 964 had previously had a colonoscopy. (a) Construct an 80% confidence interval for the difference in the proportions of people who had colonoscopies between those who were diagnosed with colorectal cancer and those who were not. Let Py denote the proportion of people without colorectal cancer who had colonoscopies and let P2 denote the proportion of people with colorectal cancer who had colonoscopies. Use the TI-84 Plus calculator and round the answers to three decimal places. An 80% confidence interval for the difference in the proportions of people who had colonoscopies between those who were diagnosed with colorectal cancer and those who were not is ___

College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter8: Sequences, Series, And Probability
Section8.7: Probability
Problem 58E: What is meant by the sample space of an experiment?
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Cancer prevention: Colonoscopy is a medical procedure that is designed to find and remove precancerous lesions in the colon before they become cancerous. In a sample of 51,902 people without colorectal cancer, 6015 had previously had a colonoscopy, and in a sample of 9186 people diagnosed with colorectal cancer, 964 had previously had a colonoscopy. (a) Construct an 80% confidence interval for the difference in the proportions of people who had colonoscopies between those who were diagnosed with colorectal cancer and those who were not. Let Py denote the proportion of people without colorectal cancer who had colonoscopies and let P2 denote the proportion of people with colorectal cancer who had colonoscopies. Use the TI-84 Plus calculator and round the answers to three decimal places. An 80% confidence interval for the difference in the proportions of people who had colonoscopies between those who were diagnosed with colorectal cancer and those who were not is ___
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