divisiondixon testdna fingerprintingdomaindomain of attractiondoolittle methoddorfman type screening proceduredosage response curvedosedose metameterdot diagramdouble exponential distributiondouble integraldouble samplingdouble tailed testdoubly noncentral distributionsdoubly stochastic processdrifted wiener processdualdual latticedual scalingdual variablesdudley metricdummy variableduration of playdurbin watson testdutch bookdynamic programmingdynkin representationeeberhardt statisticecological statisticseconometricseconomic index numberedf statisticsedgeworth expansionedgeworth marshall bowley indexediting statistical dataeducational statisticseffecteffect variableeffective degrees of freedomefficiencyefficient estimatorefficient scoreefron morris estimatoreigenvalueeigenvalue equationeigenvectorelasticity