The mean and variance of a binomial variable X are 2 and 1, respectivily. Find the probability that X takes values greater than 1 .

Mean and variance of random variable X are 2 and 1 respectively. Then ……….. is the probability that X takes more than one value.

Mean and variance of binomial distribution are 3 and 2 respectively then parameter n is ………..

Mean and variance of the binomial distribution is 4 and 3 respectively. Then ……….. is the probability for X = 6

The mean and variance of a random variable X having a binomial distribution are 6 and 3 respectively. The probability of variable X less than 2 is

Mean and variance of binomial distribution of random variance X are 4 and 2 respectively then P(X = 1) = ……….

If a random variable X can take all non- negative integral values and the probability that X takes the value r is proportional to alpha^(r)(0 lt alpha lt 1) then P(X = 0) is ………..

Mean and standard deviation of the random variable X are (7)/(3) and (14)/(9) respectively. Then find value of n and p.

Mean and variance of variable X of the binomial distribution are (7)/(3) and (14)/(9) . Then ………… is the probability for X = 6 or 7.

Random variable X takes integer values from 1 to n with equal probabilities then E(X) = ………..