Bookmarks Profiles Tab Window Help 818 unread x G 7-3 project two x S MAT 240 Project X Home X D2L Submission His X D2L OK/MAT-240-H7525-OL-TRAD-UG.22EW4/chapter/7/section/2 My files - OneDrive .. RealPage Unified... Clock Voice - Messages Grace Hill Login S.. G Google + Applied Statistics home > 7.2: Confidence intervals for population proportions zyBo 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 387690.2540056.qx3zqy7 Jump to level 1 v A poll reported 34% support for a statewide election with a margin of error of 2 1.32 percentage points. 3 How many voters should be sampled for a 95% confidence interval? Round up to the nearest whole number. Ex: 1234 + voters Check Next APR 7 6 17 A MacBook Pro Yea He % & k 4 8 9