Safari File Edit View History Bookmarks Window Help Q Sat Apr 17 19:0 Students B Homepage - MAT-240-X4813 Applied Statistics 21EW4 zy Section 7.2 - MAT 240: Applied Statistics Course Hero = zyBooks My library > MAT 240: Applied Statistics home > 7.2: Confidence intervals for population proportions zyBooks catalog Help/FAQ Brendyn Gosselin Challenge activities CHALLENGE ACTIVITY 7.2.1: Confidence intervals for population proportions. Critical values for quick reference during this activity. Confidence level Critical value 0.90 2* = 1.645 0.95 2* = 1.960 0.99 2* = 2.576 Jump to level 1 In a poll of 1000 randomly selected voters in a local election, 652 voters were in favor of school bond measures. What is the 99% confidence interval? [ Ex: 0.123 , Ex: 0.123@ ] [smaller value, larger value] 2 3 4 Check Next Feedback