Re: [R] how to specify a particular contrast

TECTED] > On Behalf Of array chip > Sent: Friday, 18 January 2008 10:22 AM > To: [EMAIL PROTECTED] > Subject: [R] how to specify a particular contrast > > Hi, I am running a simple one-way ANOVA with an > independent factot variable "treat" (3 levels: a, b > and c) an

Re: [R] how to specify a particular contrast

" then the default contrasts will be poly()nomials. Ross Darnell -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of array chip Sent: Friday, 18 January 2008 10:22 AM To: [EMAIL PROTECTED] Subject: [R] how to specify a particular contrast Hi, I am runni

[R] how to specify a particular contrast

Hi, I am running a simple one-way ANOVA with an independent factot variable "treat" (3 levels: a, b and c) and a response variable "y". I want to test a linear relationship of the response among the 3 levels of the variable "treat" (ordered a->b->c). I used glht() from multcomp package. Later I fou