A fair coin is tossed repeatedly. If tail appears on first four tosses, then find the probability of head appearing on fifth toss.

A fair coin is tossed repeatedly. If the tail appears on first four tosses, then the probability of the head appearing on the fifth toss equals

A fair coin is tossed repeatedly. If tail appears on first four tosses, them the probability of head appearing on fifth toss equals is

A fair coin is tossed repeatedly. If head and tail appear alternatively on first 7 tosses, then the probability that head appears on the eighth toss is

A coin is tossed three xx,if head occurs on first two tosses,find the probability of getting head on third toss.

If a coin is tossed n times, then find the probability that the head appears odd number of times.

If a coin is tossed four xx then the probability that head appears at least once is