Twenty-six percent of couples who plan to marry this year are planning destinati

Question

Twenty-six percent of couples who plan to marry this year are planning destination weddings. Assume the variable is binomial. In a random sample of 12 couples who plan to marry, find the probability of the following. Round the answers to four decimal places. Source: Time magazine. Exactly 6 couples will have a destination wedding P(exactly 6 couples will have a destination wedding) = Correct answer: At least 6 couples will have a destination wedding. P(at least 6 couples will have a destination wedding) =

Explanation / Answer

P(atleast 6 couples will have a destination wedding)=P(x>=6)

Using excel we can calculat the probabilites

Then summing them, we get

P(X>=6)=0.0646

x p(x) 6 0.046871 7 0.014116 8 0.0031 9 0.000484 10 5.1E-05 11 3.26E-06 12 9.54E-08

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