A coin is tossed 6. times In how many different ways can we obtain 4 heads and 2 tails?

A coin is tossed 5 times. Find the number of ways of getting 3 head and 2 tail.

A coin is biased so that the probability of falling head when tossed is (1)/(4) . If the coin is tossed 5 times , the probability of obtaining 2 heads and 3 tails is

A coin is tossed five times. How many outcomes are possible ?

A coin is tossed 200 times and it was found that head appears 72 times and tail appears 128 times. If a coin is tossed at random, what is the probabiltity of getting (i) a head (ii) a tail?

If two coins are tossed five times, thenthe probability of getting 5 heads and 5 tails is

If two coins are tossed five times, thenthe probability of getting 5 heads and 5 tails is

A coin is tossed 4 times . The probability of getting atleast one head is

A coin is tossed three times. The probability of getting head and tail alternately, is

A coin is tossed 7 times. Then the probability that at least 4 consective heads apear is

An unbiased coin is tossed eight times. The probability of obtaining at least one head and at least one tail is :