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A campaign staffer would like to estimate the proportion of likely voters who will vote...

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A campaign staffer would like to estimate the proportion of likely voters who will vote for a particular candidate in the upcoming election To help with this estimate the staffer surveyed a small group of likely voters and found that 20 of the sample supported the candidate How large a sample should be selected such that the margin of error of the estimate for a 98 confidence interval is at most 6 6 Round the solution up to the nearest whole number n

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