图片alt

图片alt

One way classification Analysis of variance(单因素方差分析)

sum\ of\ sqare = \sum_{i=1}^{n}(Y_{i}-\bar{Y}_{i})^{2}
variance =\frac{ \sum_{i=1}^{n}(Y_{i}-\bar{Y}_{i})^{2}}{df}

maen square = sum of square

mean\ square =\frac{SS}{df}

多重比较

参考

单因素方差分析One-way ANOVA