Confidence level Critical value 0.90 2* = 1.645 0.95 z* = 1.960 0.99 z* = 2.576 426912 2783598.qx

Confidence level 0.90 0.95 0.99 Critical value z* = 1.645 z* = 1.960 = 2.576 Jump to level 1 In a poll of 1000 randomly selected voters in a local election, 343 voters were in favor of school bond measures. What is the 95% confidence interval? 0.123 ] x: 0 123 [smaller value, larger value]