1. A couple plans to have children until they have exactly 3 boys. Suppose that the probability of male birth is 0.5. Wh
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1. A couple plans to have children until they have exactly 3 boys. Suppose that the probability of male birth is 0.5. Wh
1. A couple plans to have children until they have exactly 3 boys. Suppose that the probability of male birth is 0.5. What is the probability that the couple will have exactly 4 children? What is the expected number of children this couple will have if they will follow their