The variable POSTLIFE in the 2008 General Social Survey asked, “Do you believe in life after death?” Of 1787 respondents, 1455 answered yes. A report based on these data stated that “81.4% of Americans believe in life after death. The margin of error for this result is plus or minus 1.85%.” Explain how you could form a 95% confidence interval using this information, and interpret that confidence interval in context.
Answer to relevant QuestionsRefer to the previous exercise. The following printout shows results for the females in the sample, where X = the number answering yes. Explain how to interpret each item, in context. A report in 2004 by the U.S. National Center for Health Statistics provided an estimate of 20.4% for the percentage of Americans over the age of 18 who were currently smokers. The sample size was 30,000. Assuming that this ...The GSS has asked “On how many days in the past seven days have you felt lonely?” At sda.berkeley.edu/GSS, enter LONELY as the variable, check Summary Statistics in the menu of table options, and click on Run the Table ...A survey is taken to estimate the mean annual family income for families living in public housing in Chicago. For a random sample of 29 families, the annual incomes (in hundreds of dollars) are as follows: 90 77 100 83 64 78 ...A football coach decides to estimate the kicking accuracy of a player who wants to join the team. Of 10 extra point attempts, the player makes all 10. a. Find an appropriate 95% confidence interval for the probability that ...
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