ted -- then taking a 15. In a survey of 1,090 people, 73% said that they voted in a recent presidential election (based

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Ted Then Taking A 15 In A Survey Of 1 090 People 73 Said That They Voted In A Recent Presidential Election Based 1 (31.52 KiB) Viewed 87 times

ted -- then taking a 15. In a survey of 1,090 people, 73% said that they voted in a recent presidential election (based on data from ICR Research Group) ed Construct a 97% confidence interval estimate of the proportion of people who say that they voted. (5 pts) Confidence interval: b. Based on the confidence interval, can we conclude that less than 77% of people voted? Explain? (3 pts) 16. How much credit card debe do students typically have when they graduate from Penn State University? A sample of 55 recent Penn State graduates is obtained. Each of these reccat graduates is asked to indicate the amount of credit card debt they had at the time of graduation. It turns out that the sample mean was $2510 with sample standard deviation $2360. 2. Construct a 99% confidence interval for the mean credit card debt for Penn State University students when they graduate. (5 pts) Confidence Interval: b. Can it be concluded that the mean credit card debt for Penn State University students is less than $3,000? Explain. (3 pts)