What is the probability of getting exactly three heads on five flips of a fair coin?
(A) 1/32
(B) 3/32
(C) 1/4
(D) 5/16
(E) 1/2
I am looking for a method better than counting...Consider if the Q had 10 coin flips or so..i.e counting would not be a feasible or practical option![]()
(A) 1/32
(B) 3/32
(C) 1/4
(D) 5/16
(E) 1/2
I am looking for a method better than counting...Consider if the Q had 10 coin flips or so..i.e counting would not be a feasible or practical option