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Math Help - Probabilty again. Help!

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    Probabilty again. Help!

    The probability is 1 in 4,000,000 that a single auto trip in the U.S. will result in a fatality. Over a lifetime, an average U.S. driver takes 50,000 trips. (a) What is the probability of a fatal accident over a lifetime?
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    Quote Originally Posted by tysupplyguy View Post
    The probability is 1 in 4,000,000 that a single auto trip in the U.S. will result in a fatality. Over a lifetime, an average U.S. driver takes 50,000 trips. (a) What is the probability of a fatal accident over a lifetime?
    P(\text{accident in lifetime}) = E[\text{trips in lifetime}]*P(\text{accident})
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    Thanks so much for your help.
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