以下关于“非抽样误差”说法正确的是（ ）。[中央财经大学2011研]

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='30461' and id < 2461120 and id<>'2461120' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30461' and id > 2461120 and id<>'2461120' order by id asc limit 5