[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fTyBP7elTdQXe5Ujlkb_2pjUYspsyrJFCUghYWtC8f1c":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":31,"type":32},[],"2023-12-15 14:23:21",114324521,[8,9,10,11],"交易金额","交易场所","账户用途","投资者种类",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},38,"74c5109a17c79f0af95189bf3d5ae676","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F90448dd3fb50dad9d8808ed66a05cd89.jpg","证券投资分析","work_30792799","2.2.2 测验","按( )划分,证券账户可以划分为上海证券账户和深圳证券账户",[21,33,42,48,57,66,75,84,97,106],{"answer":22,"createTime":23,"id":24,"options":25,"question":30,"source":31,"type":32},[],"2023-11-09 22:58:47",104783726,[26,27,28,29],"标准差","变异系数","极差","平均数","比较大学生和幼儿园孩子身高的变异度,应采用的指标是( )","v1",0,{"answer":34,"createTime":23,"id":35,"options":36,"question":41,"source":31,"type":32},[],104783733,[37,38,39,40],"AVERAGE()","VARP()","VAR()","STDEVP()","Excel中用来计算样本方差的函数公式为( )",{"answer":43,"createTime":23,"id":44,"options":45,"question":47,"source":31,"type":32},[],104783738,[40,46,38,39],"STDEV()","Excel中用来计算总体标准差的函数公式为( )",{"answer":49,"createTime":23,"id":50,"options":51,"question":56,"source":31,"type":32},[],104783741,[52,53,54,55],"3","4","5","6","已知有一组数据:21,20,20,21,23,22,22,22,21,22,20,23,22,23,22,19,22,23,24,22,19,22,21,21,21,22,22,24,22,21,22,21,22,23,22,22,21,22,22,23,22,23,22,22,22,23,23,22,21,22,则该组数据的极差为( )",{"answer":58,"createTime":23,"id":59,"options":60,"question":65,"source":31,"type":32},[],104783746,[61,62,63,64],"1.13","2.13","3.13","4.13","已知有一组数据:21,20,20,21,23,22,22,22,21,22,20,23,22,23,22,19,22,23,24,22,19,22,21,21,21,22,22,24,22,21,22,21,22,23,22,22,21,22,22,23,22,23,22,22,22,23,23,22,21,22,试用Excel求其样本方差为( )",{"answer":67,"createTime":23,"id":68,"options":69,"question":74,"source":31,"type":32},[],104783747,[70,71,72,73],"1.063","1.459","1.769","2.032","已知有一组数据:21,20,20,21,23,22,22,22,21,22,20,23,22,23,22,19,22,23,24,22,19,22,21,21,21,22,22,24,22,21,22,21,22,23,22,22,21,22,22,23,22,23,22,22,22,23,23,22,21,22,试用Excel求其标准差为( )",{"answer":76,"createTime":23,"id":77,"options":78,"question":83,"source":31,"type":32},[],104783748,[79,80,81,82],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F85892233503400d98c22a1c44718828d.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fbcaa395e2be1fb17759ff941edd0de93.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F38fbc632c9fa9c1569d1706c0810c019.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F23b5da3ed0c96bf73399679262f04715.png\">","下列选项中,关于样本变异系数的计算公式正确的是( )",{"answer":85,"createTime":23,"id":86,"options":87,"question":95,"source":31,"type":96},[],104783751,[88,89,90,91,92,93,94],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Ffc8a891d6f7e74c187ae3471d6e45767.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fbce2feef9ad9d7b243c946d3fb13b4f2.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F2fe763457c51472b1091d6af5bb357ca.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F0146369d8346b68a0dc0c3911f1e7930.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fcba5d85cb4252e8c50d245fd51ab3f44.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F414d85f3bf3165e30f56ba0205e096c3.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fdb4245272edf0c7d21c0010d75ae77f1.png\">","下列选项中,关于样本方差的计算公式正确的是( )",1,{"answer":98,"createTime":5,"id":99,"options":100,"question":105,"source":31,"type":32},[],114324520,[101,102,103,104],"余额清算","登记过户","清户","清账销户","对于记名证券而言,完成了清算和交收,还要完成一个( )环节,证券交易过程才告结束",{"answer":107,"createTime":5,"id":6,"options":108,"question":19,"source":31,"type":32},[],[8,9,10,11]]