Communication Research: Expected Value

Communication Research

Wikipage

Media~RecentChanges › CategoryScienceCommunication › Matte › FortuneCookiesBackup › RecentChangesMacro › ExpectedValue

$E[X] = (\sum_(i=1)^n (X_i))$
$E[X+Y] = E[X] + E[Y]$
$E[cX] = cE[X]$
$E[X*Y] =E[X] E[Y]$

가정: X 와 Y 가 서로 독립적 (independent) 일때

last modified 2012-05-08 14:46:14
Processing time 0.0027 sec