A purse contains 4 coins each of which is eiether a rupee or 2 rupee coin .Find the expected value of a coin in that purse.
->In this ques. there wil be 5 cases , how the probability in one of the case (4 1rs coin , ) is 1/16...??
A purse contains 4 coins each of which is eiether a rupee or 2 rupee coin .Find the expected value of a coin in that purse.
->In this ques. there wil be 5 cases , how the probability in one of the case (4 1rs coin , ) is 1/16...??