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Find the margin of error and 95% confidence interval for the following surveys. Round all answers...

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Statistics

Find the margin of error and 95% confidence interval for thefollowing surveys. Round all answers to 2 decimal places.

a) A survey of 500 people finds that 45% plan to vote for Smithfor governor. Margin of Error (as a percentage): ConfidenceInterval: % to %

b) A survey of 1500 people finds that 61% support stricterpenalties for child abuse.

Margin of Error (as a percentage):

Confidence Interval: % to % License

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