Probability that at least one will live to age seventy

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Question: Compute probabilities for the following compound events:

The probability of a twenty-year-old man living to age seventy is .74, and the probability of a twenty-year-old woman living to the same age is .82. If a recently married couple, both age twenty, give 8 to 1 odds on their staying married for fifty years, what is the probability that

a. At least one will live to age seventy?

b. They will celebrate their golden wedding anniversary?

Reference no: EM131694804

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