engineering recuitment NIELIT Scientific Assistant Mock Test 2025 Communication Systems Probability and Random Variable Random Variables
c और P(X > 1) का मान क्या है जिसके लिए फलन \(f\left( x \right) = \left\{ {\begin{array}{*{20}{c}} {\frac{c}{{\sqrt x }},}&{0 < x < 4}\\ {0,}&{otherwise} \end{array}} \right.\), p.d.f. है?
1
1/2, 1
2
1/4, 0
3
1/4, 1/2
4
-1/4, 1/2