![](https://lstatic.shangxueba.com/jiandati/pc/images/pc_jdt_tittleico.png)
混淆矩阵中的TP=16,FP=12,FN=8,TN=4,查全率R是:
A.1/4
B.1/2
C.4/7
D.4/6
![](https://lstatic.shangxueba.com/jiandati/pc/images/jdt_q_ckda.png)
![](https://lstatic.shangxueba.com/jiandati/pc/images/jdt_panel_vip.png)
![](https://lstatic.shangxueba.com/jiandati/pc/images/jdt_q_wyda.png)
- · 有4位网友选择 A,占比40%
- · 有3位网友选择 C,占比30%
- · 有3位网友选择 D,占比30%
A.1/4
B.1/2
C.4/7
D.4/6
若TP为真阳性,FN为假阴性,TN为真阴性,FP为假阳性,诊断敏感性计算公式是 ()
A、TN/(TN+FN)×100%
B、TP/(TP+FN)×100%
C、TN/(TN+FP)×100%
D、TP/(TP+FP)×100%
E、(TP+FN)/(TP+FP+TN+FN)×100%
若TP为真阳性,FN为假阴性,TN为真阴性,FP为假阳性,阴性预测值计算公式是()
A. TP/(TP+FN)×100%
B. TN/(TN+FP)×100%
C. (TP+FN)/(TP+FP+TN+FN)×100%
D. TP/(TP+FP)×100%
E. TN/(TN+FN)×100%
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