Find the probability that exactly 2 people made a purchase

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The probability that someone made a purchase at a store is 0.36. You randomly select 15 people who went to the store. The random variable x represents the number of people who made a purchase.

a. Find the probability that exactly 2 people made a purchase.

b. Find the probability that less than 3 people made a purchase.

Reference no: EM132135869

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