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难道是我错了?

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YBY

#1 Created at ... [Delete] [Delete and Lock User]

我好像被绕进入,发病率0.1%,那么十万人,就会有100个病人,及图表中的99和1998的位置相加等于100。

YBY

#2 Created at ... [Delete] [Delete and Lock User]

是我错了,

十万人,有100人新冠感染者,结果检测出1998+99个阳的,其中有1998个人被阳了。

流行病的防治工作很难啊【捂脸苦笑】

YBY

#3 Created at ... [Delete] [Delete and Lock User]

4.721% 是阳性的人群中真正患病的概率


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