ProbabilityHard
Question
A fair coin is tossed a fixed number of times. If the probability of getting 7 heads is equal to that of getting 9 heads, then the probability of getting 3 heads is -
Options
A.
B.
C.
D.None of these
More Probability Questions
An urn contains 5 white and 3 black balls and 4 balls are drawn at random. The probability of getting white and black ba...A 2n digit number starts with 2 and all its digits are prime, then the probability that the sum of all 2 consecutive dig...A coin is tossed four times then the probability of obtaining at least one tail is -...A letter is known to have come either from ″KRISHNAGIRI″ or ″DHARMAPURI″. On the post mark only ...India plays two matches each with West Indies and Australia. In any match the probability to get 0,1 and 2 point by Indi...