Question: content area top Part 1 Find the sample size needed to estimate the percentage of adults who can wiggle their ears. Use a margin of

content area top Part 1 Find the sample size needed to estimate the percentage of adults who can wiggle their ears. Use a margin of error of 5 percentage points and use a confidence level of 90%. Complete parts (a) and (b) below. Question content area bottom Part 1 a. Assume that ModifyingAbove p with caret and ModifyingAbove q with caret are unknown. nequals 271 (Round up to the nearest integer.) Part 2 b. Assume that 24% of adults can wiggle their ears. nequals enter your response here (Round up to the nearest integer.)

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