Question:-
A fair coin is tossed independently four times. The probability of the event “the number of time heads shown up is more than the number of times tails shown up” is
Option (A)
1 / 16
Option (B)
1 / 8
Option(C)
1 /4
Option(D)
5 / 16
Correct Option:
(D)
Question Solution:
4 head & 0 tail 0r 3 head & 1 tail P = 4C0(1/2)4(1/2)0 + 4C3(1/2)3(1/2)1 = (5/16)
question-answer-faq-2166