【摘要】Thepaperputsforwardtwowaysofthinkingonstratifiedsamplingestima- tion,thelongitudinalautoregressionandmulti-compoundestimationmethod.The longitudinalauto-regressionmethodprobesintoestimateofpopulationmean basedonthelinearregressionrelationshipbetweenthemeansofthestrataunder investigationandancillarycharacteristics.Themulti-compoundestimation methodestimatesthemeansofthestrataseparatelybydifferentmethodsandthe populationparameteristakenfromtheseestimates.Thepaperfurtheranalyses conditionsfortheapplicationofthesemethods;estimatesandtheirerrorterm;ad- vantagesanddisadvantagesandotherproblemsofthetwomethods.