A probability density function is given by p(x) = Ke-x2/2 for -∞ < x < ∞ , The value of K should be-A-B-C-D--A-

Question

A probability density function is given by p(x) = Ke-x2/2 for -&infin; &lt; x &lt; &infin; , The value of K should be-A-B-C-D--A-

APTITUDE CRACK · Accepted Answer

A  K can be found by integrating and equating the area under the curve equal to 1.

Signals and Systems