置信区间理论提供了一种不同于点估计和假设检验的估计未知参数的方法。
I’m focused on what I can control. I can’t control what people think or say about me.
No man really knows about other human beings. The best he can do is to suppose that they are like himself.
读书求明理,须让自己满意;与别人谈道理,须令别人佩服。