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    TV Viewing Habits of Married Men and Women

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    An advertsing executive is studying TV viewing habits of married men and woman during prime time hours. On the basis of past viewing records, the executive has determined that during prime time, husbands are watching TV 60% of the time that thier wives are also watching TV. When the husband is not watching TV, 30% of the time his wife is watching TV. What is the probability that, if the wife is watching TV, her husband is also watching TV?

    A. 0.12
    B 0.24
    C. 0.36
    D. 0.67

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    Solution Preview

    Assume that husbands are watching TV with 50-50 chances, in other words, they watch TV with 50% ...

    Solution Summary

    This solution calculates the probability of the wife watching TV whilst her husband is also present with step-by-step calculations and all formulas used are shown.