correlation coefficientcorrelation curvecorrelation measurementcorrelation ratiocorrelogramcorrespondence analysiscountcount datacountabilitycountability axiomcountablecountable additivitycountable setcountercountingcounting processcovariancecovariatecoveragecoverage problemcoverage processcoveringcramer rao inequalitycramer rao lower boundcramer rulecramer von mises statisticcrause and lemmer dispersion testcredal probabilitycredibilitycredible intervalscressie read statisticcrisscross designcriterioncriticalcritical determinantcritical functioncritical pathcritical phenomenacritical pointcritical ratiocritical regioncritical valuecriticalitycriticality theoremcronbach alphacross datingcross over designcross productcross product ratiocross sectional data