South African cricket captain lost the toss of a coin 13 times out of 14. The chance of this happening was

South African cricket captain lost toss of a coin 13 times out of 14. The chance of this happening was 7//2^(13) b. 1//2^(13) c. 13//2^(14) d. none

In a cricket match, a batsman hits a boundary 8 times out of 40 balls he plays. Find the probability that he did not hit a boundary.

A coin is tossed four times.

Probability of getting 3 heads and 3 tails in tossing a coin 3 times is …………..

There are three coins. One is a two headed coin (having head on both faces), another is a biased coin that comes up heads 75% of the time and third is an unbiased coin. One of the three coins is chosen at random and tossed, it shows head, what is the probability that it was the two headed coin?

There are three coins. One is a two headed coin (having head on both faces), another is a biased coin that comes up heads 75% of the time and third is an unbiased coin. One of the three coins is chosen at random and tossed, it shows heads, what is the probability that it was the two headed coin?

Suppose a girl throws a die. If she gets as 5 or 6, she tosses a coin three times and notes the number of heads. If she gets I, 2, 3 or 4, she tosses a coin once and notes whether a head or tail is obtained. If she obtained exactly one head, wlhat is the probability that she threw 1,2,3 or 4 with the die?

In a game, the entry fee is Rs. 150. The game consists of tossing a coin 3 times. Dhana bought a ticket for entry. If one or two heads show, she gets her entry fee back. If she throuws 3 heads, she receives double the entry fees. Otherwise she will lose. Find the probability that she (i) gets double entry fee (ii) just gets her entry fee (iii) loses the entry fee.

A coin is tossed three times.