A.實(shí)驗(yàn)設(shè)計(jì)和調(diào)查設(shè)計(jì)
B.實(shí)驗(yàn)設(shè)計(jì)和統(tǒng)計(jì)設(shè)計(jì)
C.統(tǒng)計(jì)設(shè)計(jì)和調(diào)查設(shè)計(jì)
D.統(tǒng)計(jì)描述和統(tǒng)計(jì)推斷
E.數(shù)據(jù)收集和數(shù)據(jù)整理

A.某種環(huán)境因素
B.某種死因
C.衛(wèi)生狀況
D.社會(huì)經(jīng)濟(jì)因素
E.遺傳因素