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Confidence level Critical value 0.90 2- 1.645 0.95 z* = 1.960 0.99 z* - 2.576 Jump to level 1 A poll reported 63% support for

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Confidence level Critical value 0.90 2- 1.645 0.95 z* = 1.960 0.99 z* - 2.576 Jump to level 1 A poll reported 63% support for a statewide election with a margin of error of 4.44 percentage points How many voters should be sampled for a 95%% confidence interval? Round up to the nearest whole number Ex: 1234 $ voters

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