[" b.A fair coin is tossed until head or five tails occurs.Find expected number of toss "],[" coins."]

A fair coin is tossed until a head or five tails occur.If X denotes the number of tosses of the coin,find mean of X .

A fair coin is tossed until a head or five tails occur. If X denotes the number of tosses of the coin, find mean of X.

A fair coin is tossed until a head or 5 tails occur. If X denote the number of tosses of the coin, find the mean of X.

A coin is tossed until a tail appears what is the expectation of the number of tosses ?

A coin is tossed until a head appears. What is the expectation of the number of tosses required ?

A coin is tossed until a head appears. What is the expectation of the number of tosses required ?

A fair coin is tossed 4 xx.The probability that heads exceed tails in number is

A fair coin is tossed 6 times.Find the probability that it shows a large number of heads than tails.

A fair coin is tossed until one of the two sides occurs twice in a row. The probability that the number of tosses required is even is