Question: Q.2 The quickest method to compute the probability that by choosingby chance 3 pupils, one out of each school, at least one of them wears

Q.2 The quickest method to compute the probability that by choosingby chance 3 pupils, one out of each school, at least one of them wears glasses, isto evaluate the probability that none of them wears glasses. If B is the event thatat least one of the 3 pupils wears glasses.

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