Statistics: Mean, Variance, Covariance, and Correlation
StatisticalReviewThispagecontainsthebasicRulesfortheMean,Variance,Covariance,andCorrelationfortheexpectationofrandomvariables. FORMULASANDRULESFOREXPECTATIONSOFRANDOMVARIABLESFormulasandRulesfortheMea