Question: A poll reported 31% support for a statewide election with a margin of error of 3.87 percentage points. How many voters should be sampled for

A poll reported 31% support for a statewide election with a margin of error of 3.87 percentage points. How many voters should be sampled for a 99% confidence interval? Round up to the nearest whole number.

nu==what is the number of voters?

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