Find the minimum sample size required to estimate a population proportion or percentage. Name…

Find the minimum sample size required to estimate a population proportion or percentage.Name Recognition As this book was being written, former New York City mayor Rudolph Giuliani announced that he was a candidate for the presidency of the United States. If you are a campaign worker and need to determine the percentage of people that recognize his name, how many people must you survey to estimate that percentage? Assume that you want to be 95% confident that the sample percentage is in error by no more than two percentage points, and also assume that a recent survey indicates that Giuliani’s name is recognized by 10% of all adults (based on data from a Gallup poll).

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