D2L Resources: Proportion Confidence Section 7.2 - MAT 240: Applied St X Course Hero x Microsoft Office Home X + X - - C D a learn.zybooks.com/zybook/MAT-240-J1578-OL-TRAD-UG.22EW1/chapter/7/section/2 =zyBooks My library > MAT 240: Applied Statistics home > 7.2: Confidence intervals for population proportions zyBooks catalog ? Help/FAQ & Steve Atwell 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 z* = 1.960 0.99 2* = 2.576 426854.2603902.qx3zqy7 Jump to level 1 In a poll of 1000 randomly selected voters in a local election, 234 voters were against fire department bond measures. What is the 90% confidence interval? [ Ex: 0.123 # , Ex: 0.123 ] smaller value, larger value] 2 3 4 Check Next Feedback? CHALLENGE ACTIVITY 7.2.2: Confidence intervals for population proportions (two-tailed). 426854.2603902.qx3zqy7 Start 63. F 6:41 PM Sunset 10/18/2022 6