Question

If a six sided fair die is tossed four times and "3" shows up in all four tosses, the probability of "3" on the fifth trial is

Answer 1

sample space = 1,2,3,4,5,6,
N(S) = 6
let getting 3 on upper face be event A
A= 1
N(A) = 1
P(A) = 1/6