作者clarinetNDMC (clarinet)
看板NDMC-M107
标题[作业] 第九组 公共卫生学(二) ch5-6
时间Mon Nov 2 00:32:19 2009
6.two pediatricians want to investigate a new laboratory test that
indentifies streptococcal infections. Dr. kidd uses the standard culture
test, which has a sensitivity of 90% and a specificity of 96%.
Dr. Childs uses the new test, which is
96% sensitive and 96% specific.
刚发现，我们作业里面少打了一个条件 = =
没这条件算到死都解不出来
至於~教官会不会贴题目贴得太高兴，忘了补上去，就是另一个故事了...
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