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Question 8, 1.2.18-App HW Score: 66.18%, 15.22 of 23 points Points: 0 of 1 Save Suppose Ebola virus disease outbreaks have a case fatality rate
Question 8, 1.2.18-App HW Score: 66.18%, 15.22 of 23 points Points: 0 of 1 Save Suppose Ebola virus disease outbreaks have a case fatality rate of 80% (meaning 80% of people who get it die). In a hospital that is treating 20 people, 10 died. Is this result surprising? Use the Sampling Distribution for the Sample Proportion web app to conduct 1,000 simulations of taking samples of size 20 from a population with a proportion of "success" (in this case, dying from Ebola) of 0.80. Note the sample proportions. Is the result at the hospital surprising? Select the correct choice below and fill in the answer box to complete your choice. (Type an integer or a decimal. Do not round.) O A. Yes, because there are very few simulations that have a sample proportion of success that is less than or equal to , the proportion of success at the hospital. O B. No, because the proportion of success at the hospital, , is much less than the population proportion of success. O C. No, because there are many simulations that have a sample proportion of success that is less than , the proportion of success at the hospital. O D. Yes, because there are few simulations that have a sample proportion of success that is greater than or equal to . the proportion of success at the hospital. Clear all Check answer View an example Get more help - 40)) F12 DII F9 F10Construct a data file describing the purchasing behavior of five people, described below, who visit a shopping mall. Enter purchase amounts they spent on clothes, sporting goods, books, and music CDs as the data. Customer 4 spent $54 on booksand $69 on sporting goods, customer 5 spent $30 on music CDs, and the other three customers did not buy anything. Enter the dollar amounts spent by the 5 customers on purchases in each category. Customer Clothes Sporting Goods Books Music CDs 2 3 4 5 Clear all Check anawer View an example Get more help - 4) 40)) FVZ F7 FB 860 FA F5 F2 20 FS
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