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Find the sample size needed to estimate the percentage of adults who can wiggle their ears. Use a margin of error of 11 percentage point

Find the sample size needed to estimate the percentage of adults who can wiggle their ears. Use a margin of error of 11 percentage point and use a confidence level of 90%. Assume that ModifyingAbove p with caretp and ModifyingAbove q with caretq are unknown. nequals=enter your response here

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