科学研究方法.ppt

文档介绍：:Defineanarea,subject,question,:(continued). Usetheanalysistosupport,reject,:临床观察实验法:实验条件下的观察调查法:流行病学调查、ordingtopurposeas::—generatenarrativedata,.,datadescribedinwordsinsteadofnumbers.:,suchasclinicaltrials;,suchascohortorfollow-upstudiesand:hypothesesconcerningtheeffectsofspecificfactorsofinterestandallowcausalassociationstobedetected.interventionisdesignedbytheresearchersprovideproofofcause(meaningfulandimportant)可行性:科研条件与科研环境(feasible,startwithasimplequestion)科研经费成本与效益科研课题的优先性个人兴趣时间桃除啪闺麻末妈詹怪绰焰博媳敛尘逮涧奔步滁怂矿堰唇概雍幸旋隆访窑睡科学研究方法科学研究方法