Displaying 1 result from an estimated 1 matches for "aovalt".
2012 Mar 05
2
new to repeated measures anova in R
...e, except that Anova will not allow idesign = ~Shoe*Region
So to look for interaction I set up a long format data set with columns Subject, Pressure, Shoe, Region--df now has 240 rows
Then I ran:
pressure.alt.df=read.csv("ShoeDataAltFormat.csv",header=TRUE,sep=",")
pressure.aovalt=aov(Pressure~(Shoe*Region)+Error(Subject/(Shoe*Region)),data=pressure.alt.df)
> summary(pressure.aovalt)
Error: Subject
Df Sum Sq Mean Sq F value Pr(>F)
Residuals 1 2346.6 2346.6
Error: Subject:Shoe
Df Sum Sq Mean Sq
Shoe 2 3248 1624.0
Error: Subject:Re...