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zyboons 7.2. Confidence intervals of pop Confidence level Critical value 0.90 2* = 1.645 0.95 2* = 1.960 0.99 z* = 2.576 Jump to level

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zyboons 7.2. Confidence intervals of pop Confidence level Critical value 0.90 2* = 1.645 0.95 2* = 1.960 0.99 z* = 2.576 Jump to level 1 A poll for a statewide election has a margin of error of 3.25 percentage points How many voters should be sampled for a 95% confidence interval? Round up to the nearest whole number. x. 1234 * voters

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