说明：  利用离差分解法计算出方差分析表，并用Ｆ检验法，检查对给定的显著性水平 ，因子Ａ对实验数据是否有限著影响
(Use from the Finite Difference Method to calculate the analysis of variance table and F test, to check a given significance level, factor A is limited to whether the experimental data )