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| revprev | Admin | Jun 14'24 at 22:36 | −186 | ||
| revcur | Bot | (Created page with "<div class="d-none"><math> \newcommand{\NA}{{\rm NA}} \newcommand{\mat}[1]{{\bf#1}} \newcommand{\exref}[1]{\ref{##1}} \newcommand{\secstoprocess}{\all} \newcommand{\NA}{{\rm NA}} \newcommand{\mathds}{\mathbb}</math></div> Let <math>X</math> be a random variable with range <math>[-1,1]</math> and <math>f_X</math> its density function. Find <math>\mu(X)</math> and <math>\sigma^2(X)</math> if, for <math>|x| > 1</math>, <math>f_X(x) = 0</math>, and for <math>|x| <...") | Jun 9'24 at 3:25 | +686 |