A.準(zhǔn)確性B.客觀性C.靈敏性D.代表性
A.不對(duì)等對(duì)照組設(shè)計(jì)B.自身實(shí)驗(yàn)前后對(duì)照設(shè)計(jì)C.時(shí)間連續(xù)性設(shè)計(jì)D.隊(duì)列研究設(shè)計(jì)