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Home  >>  CBSE XII  >>  Math  >>  Probability

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

X 0 1 2 3
P(X) $\Large k$ $\Large \frac{k}{2}$ $\Large \frac{k}{4}$ $\Large \frac{k}{8}$

\begin{array}{1 1}(i)\quad Determine\;the \;value \;of\;k\\(ii)\quad Determine\;.P(X\leq 2)and\;P(X>2)\\(iii)\quad Find\;P(X\leq 2)+P(x>2).\end{array}

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