Question: A survey is to be conducted in which a random sample of residents in a certain city will be asked whether they favor or oppose

A survey is to be conducted in which a random sample of residents in a certain city will be asked whether they favor or oppose a modernization project for the civic center. How many residents should be polled to be sure that a 98% confidence interval for the proportion who are in favor specifies that proportion to within ±0.04?

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