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    Child Gender Probability

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    Assuming boy and girl children are equally likely and births are independent, if parents have two children, what is the probability that at least one is a boy? On the condition that at least one is a boy, what is the probability that one of the children is a girl?

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    Probability = Number of favorable outcomes / Total no of outcomes

    In a two-child family, there are four and only four possible combinations of children. If we label boys as B and ...

    Solution Summary

    The probability of having boy child and girl child have been calculated.