Question

2 dice are rolled 8 times in a row. What is the probability that the combined number of 4 will not come up more than 2 times in 8 rolls?

Answer 1

Solution set of getting combined number of 4=S={(1,3),(2,2),(3,1)}

n(S)=3

Probability of getting combined number of 4=

Probability that the combined number of 4 will not come up more than 2 times in 8 rolls===

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