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Ｇｏｓｓｅｒ．ＷＳ于１９０８年以“Ｓｔｕｄｅｎｔ”发表著名的ｔ分布。ｔ分布是一种特殊的正态分布，当样本量足够大时接近正态分布。ｔ分布在实际工作中小样本的统计处理得到了广泛的应用。两样本均数ｔ检验是对两个数值变量（计量资料）的随机样本均数是否抽自同一总...
Gosser. WS in 1908 to “Student” published a famous t distribution. The t distribution is a special normal distribution that approaches a normal distribution when the sample size is large enough. t distribution in the actual work small sample statistical processing has been widely used. The mean of two samples t-test is whether the random sample mean of two numerical variables (measurement data) is drawn from the same total ...