[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fLMKFEoMcg2SV_u2c2xFpnAQUDaPIrvOBMzl3djmtzBY":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":10,"question":13,"related":14,"source":20,"type":21},[],"2024-06-22 01:05:36",987916175,[8,9],"对","错",{"courseImg":11,"courseName":12},"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F16220a33eaed8423d66f6d09ff82327c.jpg","[共享课]回归分析与实现","单位面积土地内昆虫的数目近似地服从泊松分布. ( )",[15,22,27,37,42,51,60,71,76,79],{"answer":16,"createTime":5,"id":17,"options":18,"question":19,"source":20,"type":21},[],987913473,[8,9],"相关系数等于0表明两个变量不存在线性相关关系.( )","v2",3,{"answer":23,"createTime":5,"id":24,"options":25,"question":26,"source":20,"type":21},[],987913702,[8,9],"有数值意义是定序数据特征.( )",{"answer":28,"createTime":5,"id":29,"options":30,"question":35,"source":20,"type":36},[],987914459,[31,32,33,34],"被截断的样本的最终生存规律,应该跟其他的没有被截断的样本保持一致","被截断的样本的最终生存规律,应该跟其他的没有被截断的样本不一致","被截断的样本的无法用KM 进行估计","被截断的样本的最终生存规律,无法计算","Kaplan-Meier法的核心思想是? ( )",0,{"answer":38,"createTime":5,"id":39,"options":40,"question":41,"source":20,"type":21},[],987914501,[8,9],"二分类变量可以用定序回归模型进行分析.( )",{"answer":43,"createTime":5,"id":44,"options":45,"question":50,"source":20,"type":36},[],987914618,[46,47,48,49],"1个","2个","3个","4个","泊松回归模型中,如果自变量为3个水平的定性变量,则需要构造哑变量的个数为 ( )",{"answer":52,"createTime":5,"id":53,"options":54,"question":59,"source":20,"type":36},[],987914805,[55,56,57,58],"最小二乘法","极大似然估计","t检验","F检验","生存分析进行参数估计的方法是 ( )",{"answer":61,"createTime":5,"id":62,"options":63,"question":69,"source":20,"type":70},[],987914881,[64,65,66,67,68],"调整R2","相对预测误差","R2","AUC值","TPR","多元线性回归模型可以用哪些方式对预测精度做出合理判断 ( )",1,{"answer":72,"createTime":5,"id":73,"options":74,"question":75,"source":20,"type":21},[],987915769,[8,9],"Cox模型的系数和加速失效模型的系数正负号一致. ( )",{"answer":77,"createTime":5,"id":6,"options":78,"question":13,"source":20,"type":21},[],[8,9],{"answer":80,"createTime":5,"id":81,"options":82,"question":87,"source":20,"type":70},[],987916207,[83,84,85,86],"两个模型的全模型似然比检验,p&lt;0.001,模型整体高度显著","两个模型中,有无房贷对逾期严重程度影响并不显著","两种定序回归模型中,有历史逾期行为对逾期严重程度影响更大","probit定序回归比logit定序回归系数更好","以下是逾期严重程度的两种定序回归模型的结果,描述正确的是? ( )\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F81d8e4eb94a7a367f71af2e680c58ba3.png\">"]