Standard normal density
= Standard normal density
{title2=$\phi$}
The standard normal density is
$$
\phi(x)=\frac1{\sqrt{2\pi}}e^{-x^2/2}.
$$
= Standard normal density
{title2=$\phi$}
The standard normal density is
$$
\phi(x)=\frac1{\sqrt{2\pi}}e^{-x^2/2}.
$$