Q. 36 A fair coin is tossed till a head appears for the first time. The probability that the number of required tosses is odd, is
(A) 1/3
(B) 1/2
(C) 2/3
(D) 3/4
Answer: C
Explanation:
Q. 36 A fair coin is tossed till a head appears for the first time. The probability that the number of required tosses is odd, is
(A) 1/3
(B) 1/2
(C) 2/3
(D) 3/4
Answer: C
Explanation:
