A random variable X has the following pr...

A random variable X has the following probabily distribution:

Then, the variance of this distribution is

A

`49/40`

B

`40/49`

C

`20/29`

D

`29/20`

Verified by Experts

The correct Answer is:

B

Similar Questions

Explore conceptually related problems

A random variable X has the following probability distribution:

A random variable X has the following probability distribution: Then, the variance of X=

A random variable X has the following probability distribution: Then, the variance of X is

A random variable X has the following probability distribution: Then the value of k is

If a random variable X has the following probability distribution: Then, the value of a is

A radnom variable X has the following probability distribution: Then the value of k is

A random variable X has the following probability distribution: Then the value of P(Xge2) is

A random variable X has the following probability distribution find mean of x: