The probability distribution of a random variable X is given below:
`{:(X=x_i,1,2,3,4,5),(P(X=x_i),k,2k,3k,4k,5k):}`
Find the value of k .

The probability distribution of a random variable X is given below , then k= {:(X=x,1,2,3,4),(P(X=x),2k,4k,3k,k):}

The probability distribution of a random variable X is given below, then k= {:(X=x,1,2,3,4),(P(X=x),k,4k,4k,k):}

The probability distribution of a random variable is given below: {:(X=x,0,1,2,3,4,5,6,7),(P(X=x),0,k,2k,2k,3k,k^(2),2k^(2),7k^(2)+k):} Then P(0 lt X lt 5)=

The distribution of a random variable X is given below: {:(X=x,-2,-1,0,1,2,3),(P(X=x),(1)/(10),k,(1)/(5),2k,(3)/(10),k):} The value of k is

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

is the probability distribution of random varibale X. Find k and variance of X.

X is a random variable with distribution given below {:(x:,0,1,2,3),(P(X=x):,k,3k,3k,k):} The value of k and its variance are

A random variable X has the probability distribution given below. Its variance is {:(X,1,2,3,4,5),(P(X=x)k,2k,3k,2k,k,):}

A random variable X has the following distribution {:(x:,1,2,3,4),(P(X=x):,k^(2),3k^(2),5k^(2),7k^(2)):} The value of k is