Re: [R] do faster ANOVAS

2010-06-14 Thread melissa
  : r-help@r-project.org > Objet : Re: [R] do faster ANOVAS > > > The lm and aov functions can take a matrix response allowing you to > fit all of the responses for a single attribute simultaneously. > > > On Thu, Jun 10, 2010 at 8:47 AM, melissa wrote: > > Dear all R u

Re: [R] do faster ANOVAS

2010-06-10 Thread Douglas Bates
The lm and aov functions can take a matrix response allowing you to fit all of the responses for a single attribute simultaneously. On Thu, Jun 10, 2010 at 8:47 AM, melissa wrote: > Dear all R users, > I want to realize 800 000 ANOVAS and to store Sum of Squares of the effects. > Here is an ext

[R] do faster ANOVAS

2010-06-10 Thread melissa
Dear all R users, I want to realize 800 000 ANOVAS and to store Sum of Squares of the effects. Here is an extract of my table data Product attribute subject rep t1 t2 t3 … t101 P1 A1 S1 R1 1 0 0 … 1 I want to realize 1 ANOVA per timepoint and per attribute, there are 101 timepoints and 8 attr