Suppose that a person who has recently married for the first time is randomly se

Question

Suppose that a person who has recently married for the first time is randomly selected. The probability that there will be a divorce within 4 years is 0.2

.Suppose we follow 11 married couples (22 people) for 4 years and record the number of people whose marriage ended in divorce.

Why is the binomial model inappropriate for finding the probability that at least 10 of these 22 people will no longer be married within 4 years?

List all the binomial conditions that are not met.

A. The trials are independent. B. The probability of success, p, is constant. C. There are two possible outcomes. D. The number of trials is fixed. E. All the conditions for the binomial model are met.

Explanation / Answer

condition A is not satisfied

A. The tris are independent

Since in out of 2 people contributing to make a couple, if anyone take divorce then indirectly second one also get divorce. I.e there is dependancy exists

Answer is " A "

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