Question

if the fair die is rolled 4 time., then what is the probability that there are exactly 2 sixes​

Answer 1

Probability of 6 coming on the top on rolling the dice once= 1/6

Probability of 6 coming on the top on rolling the dice four times=1/6 ×4=4/6=2/3

Probability of 6. coming 2 times on rolling the dice four times =2/3 ×1/2 = 1/3.

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