题目内容
对于同一类指标，确定样本大小的限制性指标是
2021-10-12
A.率和比的值最小
B.误差最小
C.标准差最大
D.信度
E.效度
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='25511' and id < 2147761 and id<>'2147761' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25511' and id > 2147761 and id<>'2147761' order by id asc limit 5