题目内容
.适宜描述正态分布资料集中趋势的指 标是
2022-01-04
A.均数
B.中位数
C.标准差
D.几何均数
E.四分位数间距
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='30565' and id < 2466582 and id<>'2466582' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30565' and id > 2466582 and id<>'2466582' order by id asc limit 5