Social Studies, 01.10.2019 22:30 cacaface311
Based on past experience, 7% of all luncheon vouchers are in error. if a random sample of 400 vouchers is selected, what is the approximate probability that (1) exactly 25 are in error? (2) fewer than 25 are in error? (3) between 20 and 25 (inclusive) are in error?
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Based on past experience, 7% of all luncheon vouchers are in error. if a random sample of 400 vouche...
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