Re: [R] Tukey test for subgroups in a data frame

raz Cc: R help Sent: Tuesday, November 13, 2012 12:57 PM Subject: Re: [R] Tukey test for subgroups in a data frame HI, Try this: dat1<-read.table(text="   date name  value   10/5/2008  L 26   10/5/2008  L 30   10/5/2008  L 54   10/5/2008  L 25   10/5/2008  

Re: [R] Tukey test for subgroups in a data frame

-- A.K. - Original Message - From: raz To: r-help@r-project.org Cc: Sent: Tuesday, November 13, 2012 11:27 AM Subject: [R] Tukey test for subgroups in a data frame Hello, I have a data frame with the following columns: "date","name",&quo

[R] Tukey test for subgroups in a data frame

Hello, I have a data frame with the following columns: "date","name","value" the name is the same for each date I would like to get TukeyHSD p-value for the differences of "value" between "name"s in each "date" separately I tried different ANOVA (aov()) but can only get either tukey by "name" or b