Assume that you want to be 90 confident that the sample


You are the operations manager for an airline and you are considering a higher fare level for passengers in aisle seats. How many randomly selected air passengers must you? survey? Assume that you want to be 90?% confident that the sample percentage is within 1.5 percentage points of the true population percentage.

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Basic Statistics: Assume that you want to be 90 confident that the sample
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