一個酷熱的夏日
Student's t-test - Wikipedia, the free encyclopedia一個酷熱的夏日一中年男子出差,因天晚住進一個小旅店,正要就寢突然電話響起對不起我是櫃台「我們旅店有特殊服務你需要嗎?」「不了謝謝!」男子回答男子放下電話輾轉反側,難以入睡於是抓起電話:「櫃台,給我來一個特殊服務。」不一會一年輕女郎進來, 男子問一夜多少錢?女子:「100。」男子:「好脫了吧,坐沙發上A t-test is any statistical hypothesis test in which the test statistic follows a Student's t distribution if the null hypothesis is supported. It can be used to determine if two sets of data are significantly different from each other, and is most common...
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