SOLUTION: Two fair dice are rolled. Find the probability that the sum of the two numbers is not greater than 5.

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Question 62861: Two fair dice are rolled. Find the probability that the sum of the two numbers is not greater than 5.
Answer by stanbon(48568) About Me  (Show Source):
You can put this solution on YOUR website!
Two fair dice are rolled. Find the probability that the sum of the two numbers is not greater than 5.
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Random variable values are 2,3,4
2-combinations: 1,1
3-combinations: 1,2; 2,1
4-combinations: 1,3; 3,1; 2,2
5-combinations: 1,4; 4,1; 2,3; 3,2
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There are 36 sum combinations
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Probability (sum not greater than 5)=10/36=5/18
Cheers,
Stan H.