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

The probability distribution of random variable X is given below. Then k =

The probability distribution of a random variable X is given below. Find k, mean and variance of X

The probability distribution of a random variable X is given below. Find k, mean and variance of X

The probability distribution of a random variable X is given below. Then its mean is

The probability distribution of a random variable X is given below: Then its means is

If the probability distribution of a random variable X is as given below Then the value of k is

The probability disribution of a random variable X is given below Find the mean and variance of the variable