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

A probability density function is given by p(x) = Ke-x2/2 for -∞ < x

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