A.調(diào)查任務(wù)部署B.統(tǒng)計調(diào)查設(shè)計C.統(tǒng)計數(shù)據(jù)采集D.統(tǒng)計分析監(jiān)測
A.2023B.2026C.2028D.2030
A.按品質(zhì)標志分組B.按數(shù)量標志分組C.選取分組標志D.劃分各組界限E.按重要分組標志分組