2,992
回編集
差分
ナビゲーションに移動
検索に移動
→12 April 2021
**Sensitivity=<math>\frac{152}{160} = 0.95</math>
**Specificity=<math>\frac{980}{1000} = 0.98</math>
*Q3
**a)
{|class="wikitable"
|-
!
!With disease
!Without disease
|-
!test positive
|38
|1999.2
|-
!test negative
|2
|97960.8
|-
!sum
|40
|99,960
|}
***Positive predictive value=<math>\frac{38}{38+1999.2}=0.187</math>
***Negative predictive value=<math>\frac{97960.8}{2+97960.8}=0.999</math>
**b)
