Question

A die is rolled 8 times. What is the probability of getting exactly three 6's?

Answer 1

`0.1042`

Explanation:

`"Binomial distribution : "`

`C(8,3) (1/6)^3 (5/6)^5`

`"with"`

`C(8,3) = (8!)/(5! 3!) = 8*7*6/6 = 8*7 = 56`

`= 56 * 5^5 / 6^8`

`= 0.1042`