engineering recuitment NIC NIELIT Scientist B 2023 Mock Test Engineering Mathematics Probability and Statistics Random Variables Basics
यदि एक यादृच्छिक चर X का घनत्व फलन f(x) = \(\left\{\begin{array}{l}\frac{1}{2},−1 है तो P(|X|>1) है:
1
−1
2
0
3
2
4
1