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    admin
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    Based on a random sample of 170 married couples in Britain, a researcher finds that the relationship between the husbands’ and wives’ ages is described by the following equation:
    regression equation
    Which of the following is the best interpretation of the slope estimate?

    1. For each additional year increase of wife’s age, we would expect the husband’s age to be 0.91 years higher, on average.
    2. On average, when a husband in Britain gets 1 year older, his wife only gets 0.91 years older.
    3. For each additional year increase of husband’s age, we would expect the wife’s age to be 0.91 years higher, on average.
    4. Most wives in Britain are 0.91 years younger than their husbands.
    #15775

    admin
    Keymaster

    Answer:-3
    For each additional year increase of husband’s age, we would expect the wife’s age to be 0.91 years higher, on average.

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