劉同學(xué)
2018-05-22 11:50Which of the following statements about hypothesis testing is least accurate? A A type I error is to reject the null when it is actually true. B The significance level equals the probability of a Type I error. C A two-tailed test with a significance level of 5% has z-critical values of ±1.65. b有點(diǎn)不明吧,significance level 指的是兩邊的區(qū)域吧,可以定義為type1嗎?
所屬:CFA Level I 視頻位置 相關(guān)試題
來源: 視頻位置 相關(guān)試題
1個(gè)回答
張瑋杰助教
2018-05-22 15:37
該回答已被題主采納
同學(xué)你好,type 1 error的發(fā)生是會(huì)因?yàn)轱@著性水平的大小而發(fā)生,但是它不直接等于顯著性水平的大小。
