search for: chen2285

Displaying 1 result from an estimated 1 matches for "chen2285".

2012 May 11
1
arguments must have same length
> score<-read.csv("http://users.stat.umn.edu/~chen2285/hw/ACT.csv") > interaction.plot(sex,rep(1,861),score,fun=mean,legend=F,main="profile of > sex") Error: tapply(response, list(x.factor, trace.factor), fun) : arguments must have same length > length(sex) [1] 861 > length(type) [1] 861 > length(score) [1] 3 How can...