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| revprev | Admin | Jun 14'24 at 23:38 | −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>, <math>Y</math>, and <math>Z</math> be independent random variables, each with mean <math>\mu</math> and variance <math>\sigma^2</math>. <ul><li> Find the expected value and variance of <math>S = X + Y + Z</math>. </li> <li> Fin...") | Jun 9'24 at 4:25 | +629 |