[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fTbj8bxcpkdjmJQ-74zueD4b-oI2AM3oL2PB4gCFC51g":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":18,"related":19,"source":29,"type":85},[],"2023-05-09 07:51:28",899025628,[8,9,10,11],"清理异常值——查出异常值,然后查找异常值所在个案","清理互斥数据——交叉列表,发现矛盾数据","排查重复数据——标识重复个案","缺失值处理——删除或替换",{"courseId":13,"courseImg":14,"courseName":15,"workId":16,"workName":17},"1000013670","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F362c4be9a5ac987dfc6f5c518a28ea21.png","市场调查与分析实务","41700121","市场调查与分析实务教程考试","对录入的数据进行核对和清理,以下处理正确的是( )",[20,31,40,48,57,66,75,86,96,99],{"answer":21,"createTime":5,"id":22,"options":23,"question":28,"source":29,"type":30},[],899025612,[24,25,26,27],"瑟斯顿量表","配对比较量表","语意差别量表","李克特量表","通过被调查者在与其态度相关的题项中选择是否同意的方式,获得被调查者对要测量事物看法的量表是( )","v2",0,{"answer":32,"createTime":5,"id":33,"options":34,"question":39,"source":29,"type":30},[],899025613,[35,36,37,38],"分层比例抽样","分层最佳抽样","系统抽样","配额抽样","以下属于非随机抽样的抽样方法是( )",{"answer":41,"createTime":5,"id":42,"options":43,"question":47,"source":29,"type":30},[],899025615,[44,45,46,38],"判断抽样","任意抽样","推荐抽样",""街头拦人法"是在街上或路口任意找某个行人,将其作为被调查者进行调查,这种方法属于哪一种抽样方法.( )",{"answer":49,"createTime":5,"id":50,"options":51,"question":56,"source":29,"type":30},[],899025616,[52,53,54,55],"探索性调查","描述性调查","因果性调查","预测性调查","市场调查发现人们在每杯水中平均放2.3块冰,每年看到69个该公司的商业广告,喜欢售点饮料机放出的饮料温度是35度等,这些解决"是什么"的问题属于哪种市场调查类型.( )",{"answer":58,"createTime":5,"id":59,"options":60,"question":65,"source":29,"type":30},[],899025622,[61,62,63,64],"简单随机抽样","等距随机抽样","分类随机抽样","整群随机抽样","当总体数量庞大、群内差异较大、群间差异较小的时候,采用下列哪种调查方式最合适.( )",{"answer":67,"createTime":5,"id":68,"options":69,"question":74,"source":29,"type":30},[],899025625,[70,71,72,73],"描述分析","推断分析","差异分析","关系分析","以下分析中,基于某些变量属性在不同组别寻找有意义的差别的分析是( )",{"answer":76,"createTime":5,"id":77,"options":78,"question":84,"source":29,"type":85},[],899025626,[79,80,81,82,83],"简单","灵活","省费用","误差小","可对总体做统计推断","非随机抽样的特点有( )",1,{"answer":87,"createTime":5,"id":88,"options":89,"question":95,"source":29,"type":85},[],899025627,[90,91,92,93,94],"令人不满意回答的问卷占问卷总数的比例在10%以下","样本量很大","不满意问卷与合格问卷的答卷者在人口特征、关键变量等方面的分布没有显著差异","准备放弃的问卷中令人不满意回答的比例较大","关键变量的回答缺失","存在以下哪些情况,问卷要放弃不用.( )",{"answer":97,"createTime":5,"id":6,"options":98,"question":18,"source":29,"type":85},[],[8,9,10,11],{"answer":100,"createTime":5,"id":101,"options":102,"question":105,"source":29,"type":106},[],899025631,[103,104],"对","错","在市场抽样调查中,如果市场母体幅度小,可以确定较多的样本数目.( )",3]