Chapter 8: Confidence Intervals (Proportions) e.com/courses/26867/assignments/742946?module_item_id=2191134 Chapter 8: Confidence Intervals (Proportions) Progress saved Done Score: 1/20 1/20 answered Question 4 0/1 pt Assume that a sample is used to estimate a population proportion p. Find the 98% confidence interval for a sample of size 322 with 258 successes. Enter your answer as an open-interval (i.e., parentheses) using decimals (not percents) accurate to three decimal places. C.I. Question Help: Message instructor Submit Question 20OF A O hp prt sc 12 19 14491134 Chapter 8: Confidence Intervals (Proportions) Score: 1/20 1/20 answered Progress saved Done Question 6 Out of 500 people sampled, 240 had kids. Based on this, construct a 90% confidence interval for the true population proportion of people with kids. Give your answers as decimals, to four places Question Help: Message instructor Submit Question 20'F A O Hi hpnoportions Score: 1/20 1/20 answered Progress saved Question 5 Out of 500 people sampled, 465 preferred Candidate A. Based on this, estimate what proportion of the entire voting population (p) prefers Candidate A. Use a 9% confidence level, and give your answers as decimals, to three places. P Question Help: Message instructor Submit Question 20 F A O Ei hp