analysisassociationassumptionsbasicsbayesbehaviorbetterboostingbusinesscategoricalcausalchangechoiceschoosingclasscommonconceptsconfidenceconstraintscontrolcorrelationcostcrossdatadecisiondecisionsdeepderivativesdetectingdiagnosingdifferencesdimensionalitydistributiondistributionsdomaindriftdrillsedaencodingenrichmentessentialsevaluationexamexperimentsexplainfamiliesfeaturefeaturesfixinghandlinghelpinterpretabilityintuitionleakagelearninglikelinearloglookmathmatrixmattersmeansmethodsmetricsmixedmlmodelmodelingmodelsmultivariatemustnarrationnoiseoutcomesoutliersoverfittingparametricpatternsplainpowerpracticalprobabilityproblemsquestionsrandomrealreallyreductionregressionresamplingresidualresultsreviewrightriskrulesamplescalescalingscenariosseasonalityselectionseriesshapesimilaritysplitsstabilitystationaritystrategysurvivalsymptomssynthetictermsteststhinkingtimetradeoffstrainingtransformationstypetypesunivariatevalidationvariancewelcomewinswithoutworld