SAS多因素方差分析应用程序.pdf

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1、单因素方差分析OPTION LS=80;I 为重复数DATA A;DO i=1 TO 4;J 为浓度处理数DO j=1 to 5;INPUT X ;OUTPUT;END;END;DROP i;CARDS;1.741.622.082.34PROC ANOV A;CLASS j;MODEL x=j;MEANS j/ SNK;RUN;DATADATA A;Do i=1 1 to 4 4;do j=1 1 to 6 6;input x;output;end;end;drop i;cards;1.621.241.321.090.780.761.851.391.091.151.230.930.920.91

2、0.870.901.741.622.082.34procproc anovaanova;class j;model x=j;MEANS j/LSD;runrun;1.621.241.321.090.780.761.851.391.091.151.230.930.920.910.870.90有重复观察值的交叉分析A 为浓度处理OPTION LS=80;DATA C;DO A=1 TO 2;B 为时间段处理DO B=1 TO 3;DO K=1 TO 4;K 为重复数INPUT X ;OUTPUT;END;END;END;DROP K;CARDS;0.881.235.060.841.031.35PR

3、OC ANOV A;CLASS A B;MODEL X=A B A*B;MEANS A B/SNK;RUN;0.851.704.120.921.271.230.592.706.150.841.050.980.572.385.200.721.021.38不等项有重复观察值的交叉分析OPTION LS=80;DATA C;DO A=1 TO 2;DO B=1 TO 3;INPUT n;DO K=1 TO n;INPUT X ;OUTPUT;END;END;END;DROP K n;CARDS;40.970.820.830.8641.632.311.773.3448.095.087.056.2340

4、.780.840.751.0441.131.351.511.2432.411.461.31PROC ANOV A;CLASS A B;MODEL X=A B A*B;MEANS A B/SNK;RUN;不等项要列在最后， 且不能够将空格复制进程序中不等项单因素方差分析OPTION LS=80;I 为浓度处理数DATA A;DO i=1 TO 6;J 为重复数INPUT n;DO j=1 to n;INPUT X ;OUTPUT;END;END;DROP j n;CARDS;40.7915519430.6766715950.6664887561.2744775990.5005677850.5655177350.6948505070.794363520.7035068210.6502955830.6420744990.57805045440.4305732720.54704390140.6262676561.0044368640.5738751690.74608331540.4722521011.01062043930.671434103PROC ANOV A;CLASS i;MODEL x=i;MEANS i/SNK;RUN;0.5051781340.532028843