kathy sham
2020-10-10 23:56Question 28, the lower confidence level means it reduce from 99% to 95% isn’t it the right area ( accept zone has been reduce 4 %? Which means T1 error increase ???
所屬:FRM Part II > Operational Risk and Resiliency 視頻位置 相關(guān)試題
來源: 視頻位置 相關(guān)試題
1個回答
Jenny助教
2020-10-12 18:58
該回答已被題主采納
同學(xué)你好,一類錯誤是錯誤地拒絕正確的原假設(shè)。置信水平增加,那么對應(yīng)的關(guān)鍵值也增加,那么t統(tǒng)計量就越難以大于關(guān)鍵值,原假設(shè)也就越難被拒絕,不管錯的還是對的都更少的拒絕了,所以一類錯誤就會降低。
