Probability Distribution of Random Variable

The probability distribution of a random variable is as follows: The variance of x is

Consider the probability distribution of a random variable X. Variance of X

If the probability distribution of a random variable X is as given below Then, mean and variance are

The probability distribution of a random variable X is given by Then 1/(2sigma)=

The probability distribution of a random variable X is given as Then, the value of p is

probability distribution of a random variable X is If a=P(Xge2) and b=P(Xlt3) then

The probability distribution of a random variable x is given below: What is the standard deviation of x?

The probablity distribution of a random variable X , the number of defects per 10 meters of a fabric is given by Find the variance of X .

The probability distribution of a random variable X is given as follows: If E(X)=2.3 , then value of k is

Consider the probability distribution of a random variable X Calculate (i) V( X/2) (ii) Variance of X.