Thanks downstairs.
所有跟贴·加跟贴·新语丝读书论坛
送交者: cornbug 于 2012-03-25, 17:55:51:
回答: 你想干什么？ 由 短江学者 于 2012-03-25, 17:16:21:
The statistician put it in and I don't know stats. But I guess that has something to do with Kaplan-Meier curves and the log-rank test. I will ask.
所有跟贴:
加跟贴