while the significance level of a test is the probability of rejecting the null hypothesis when it is true, the power of a test is the probability of correctly rejecting the null hypothesis when it is false.
這是CFAI的,我覺得這句話好拗口,不知道是什麽意思,而且這裡的power of a test又是什麽意思?
求高手指教一下作者: RMontgomery 时间: 2014-7-3 12:16