[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fXAvNqimkWPVO0SbrAoMcVjHk3RCAHdBEFo8ctlK2mW4":3},{"id":4,"source":5,"question":6,"options":7,"answer":12,"related":13,"type":24,"origin":98,"createTime":26},166756462,"v1","关于众数的描述,不正确的是()",[8,9,10,11],"一组数据中众数是唯一的","一组数据中众数不受极端值影响","一组数据中可能存在多个众数","众数通常适用于分类数据",[],[14,27,34,38,46,53,59,69,79,88],{"id":15,"source":5,"question":16,"options":17,"answer":22,"related":23,"type":24,"origin":25,"createTime":26},166756460,"以下哪种不属于对数据集中程度度量的常用方法",[18,19,20,21],"均值","内距","众数","中位数",[],[],0,null,"2024-11-21T00:11:23+08:00",{"id":28,"source":5,"question":29,"options":30,"answer":32,"related":33,"type":24,"origin":25,"createTime":26},166756461,"一组数据中出现次数最多的变量值称为()",[18,31,20,21],"四分位数",[],[],{"id":4,"source":5,"question":6,"options":35,"answer":36,"related":37,"type":24,"origin":25,"createTime":26},[8,9,10,11],[],[],{"id":39,"source":5,"question":40,"options":41,"answer":44,"related":45,"type":24,"origin":25,"createTime":26},166756463,"一组数据中排序处于25%位置上的值称为()",[42,19,43,21],"上四分位数","下四分位数",[],[],{"id":47,"source":5,"question":48,"options":49,"answer":51,"related":52,"type":24,"origin":25,"createTime":26},166756464,"一组数据中排序处于75%位置上的值称为()",[50,42,43,21],"百分位数",[],[],{"id":54,"source":5,"question":55,"options":56,"answer":57,"related":58,"type":24,"origin":25,"createTime":26},166756465,"一组数据中排序处于中间位置上的值称为()",[18,19,31,21],[],[],{"id":60,"source":5,"question":61,"options":62,"answer":67,"related":68,"type":24,"origin":25,"createTime":26},166756466,"内距是()",[63,64,65,66],"上四分位数减下四分位数","下四分位数减上四分位数","下四分位数加上四分位数","下四分位数和上四分位数的中间值",[],[],{"id":70,"source":5,"question":71,"options":72,"answer":77,"related":78,"type":24,"origin":25,"createTime":26},166756467,"各变量值与其算术平均数的离差之和为()",[73,74,75,76],"无任何意义","最小","零","最大",[],[],{"id":80,"source":5,"question":81,"options":82,"answer":86,"related":87,"type":24,"origin":25,"createTime":26},166756468,"各变量值与其平均数的离差平方和的平均数称为()",[18,83,84,85],"离散系数","方差","标准差",[],[],{"id":89,"source":5,"question":90,"options":91,"answer":96,"related":97,"type":24,"origin":25,"createTime":26},166756469,"离散系数的主要用途()",[92,93,94,95],"比较多组数据的离散程度","反映一组数据的离散程度","反映一组数据的集中程度","比较多组数据的平均水平",[],[],{"courseName":99,"courseImg":100,"workName":101,"workId":102,"count":103,"courseId":104},"统计学基础","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F7e2d5ad53be3d12aacc56ee37db405b7.jpg","第三章练习题.xls","work_39037169",63,"d1b740312b4a113527187468cc14c3a0"]