1.2. GO 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 377222.2338710.qx3zay7 Jump to level 1 In a poll of 1000 randomly selected voters in a local election, 741 voters were against fire department bond measures. What is the 99% 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). V