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Hi.. actually I’m having problems to access some of the explanation of the Princeton review 1014. It shows a warning of not authorized to access this forum. How can I access these questions?? Could anyone help me ??

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HI, can someone please answer this question.

Four people each roll a fair die once. The probability that exactly two people will roll the same number

First, we can find the probability that at least two people will roll the same number. The first person can roll any number, and the second person has a 1/6 probability of rolling the same number. The probability that none of the other two people will roll the same number is 5/6 x 4/6 = 10/36. Therefore, the probability that at least two people will roll the same number is:

P(at least two people roll the same number) = 1/6 x 10/36 x 4 = 10/54 = 5/27

Next, we can find the probability that exact