A fair coin is tossed four times, and people win Re 1 for each head and lose Rs 1.50 for each tail that turns up. From the sample space calculate how many different amounts of money you can have after four tosses and the probability of having eac

A fair coin is tossed four xx,and people win Re 1 for each head and lose Rs 1.50 for each tail that turns up.From the sample space calculate how many different amounts of money you can have after four tosses and the probability' of having each of these amounts.

How many xx must a man toss a fair coin so that the probability of having a least one head is more than 80%?

How many xx must a man toss a fair coin, so that the probability of having at least one head is more than 80%?

A man tosses a coin 10 times, scoring 1 point for each head and 2 points for each tail. Let P(K) be the probability of scoring at least K points. The largest value of K such that P(K)gt1//2 is -

A game consists of tossing a one-rupee coin three times and noting its outcome each time. Hanif wins if all the tosses give the same result, i.e., three heads or three tails and loses otherwise. Calculate the probability that Hanif will lose the game.

A person plays a game of tossing a coin thrice. For each head, he is given Rs 2 by the organiser of the game and for each tail, he has to give Rs 1.50 to the organiser. Let X denotes the amount gained or lost by the person. Show that X is a random variable and exhibit it as a function on the sample space of the experiment.

Three unbiased coins are tossed simultaneously. State the sample space and mention the events A and B, where A is said to have occurred when an outcome is 2 heads and 1 tail, B is said to have occurred when an outcome is 2 or more heads. Find the probability of AcupB.

Statement -1 : A fair coin is tossed four times. The probability that heads exceed tails in number is 5/16 Statement-2 : A fair coin is tossed, then the probability that it lands with heads is 1/2

If you toss a coin 6 times it comes down head on each occasion Can you say that the probability of getting a head is 1? Give reasons