CUET Mathematics 2023 23 May Shift 3 PYQs

The variance of the number of heads in two tosses of a coin is :

The variance of the Binomial Distribution $B\left(5, \frac{1}{4}\right)$ is:

A discrete random variable X takes the values 0, 1, 2, 3, 4 and its mean is 1.6. If $P(X=1) = 0.4$, $P(X=4) = P(X=2)$ and $P(X=3) = 2P(X=2)$, then $P(X=0)$ is :