Mathematics
Mathematics, 04.04.2020 09:14, kiwipitts8661

A survey reported that 5% of Americans are afraid of being alone in a house at night. If a random sample of 20 Americans is selected, what is the probability that exactly 3 people in the sample are afraid of being alone at night.

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A survey reported that 5% of Americans are afraid of being alone in a house at night. If a random sa...

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