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A television sports commentator wants to estimate the proportion of citizens who follow professional football...

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A television sports commentator wants to estimate the proportion of citizens who follow professional football Complete parts a through c Click here to view the standard normal distribution table page 1 Click here to view the standard normal distribution table page 2 a What sample size should be obtained if he wants to be within 4 percentage points with 96 confidence if he uses an estimate of 48 obtained from a poll The sample size is 656 Round up to the nearest integer b What sample size should be obtained if he wants to be within 4 percentage points with 96 confidence if he does not use any prior estimates The sample size is Round up to the nearest integer

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