我可以在这个语法中添加什么来绘制主要效果和交互?
UNIANOVA grade BY gender school
/RANDOM=school
/METHOD=SSTYPE(3)
/INTERCEPT=INCLUDE
/PRINT ETASQ DESCRIPTIVE HOMOGENEITY
/CRITERIA=ALPHA(.05)
/DESIGN=gender school gender*school.
这行得通:
UNIANOVA grade BY gender school
/RANDOM=school
/METHOD=SSTYPE(3)
/INTERCEPT=INCLUDE
/PLOT=PROFILE(school gender school*gender) TYPE=LINE ERRORBAR=NO MEANREFERENCE=NO YAXIS=AUTO
/PRINT ETASQ DESCRIPTIVE HOMOGENEITY
/CRITERIA=ALPHA(0.05)
/DESIGN=gender school gender*school.