Re: [R] renaming factor-labels / add factors etc.

r-project.org [mailto:r-help-boun...@r-project.org] On Behalf Of Jörg Groß Sent: Tuesday, 16 December 2008 3:26 p.m. To: r-help@r-project.org Subject: [R] renaming factor-labels / add factors etc. Hi, how can I change a defined factor-variable? Like adding levels, renaming existing levels or mer

Re: [R] renaming factor-labels / add factors etc.

g Groß > Sent: Tuesday, 16 December 2008 3:26 p.m. > To: r-help@r-project.org > Subject: [R] renaming factor-labels / add factors etc. > > Hi, > > how can I change a defined factor-variable? > Like adding levels, renaming existing levels or merge several > levels of a factor

[R] renaming factor-labels / add factors etc.

Hi, how can I change a defined factor-variable? Like adding levels, renaming existing levels or merge several levels of a factor to one level? For example; following factor-variable is given: x <- factor(c("xyz1", "abc1", "xyz2", "abc2")) How can I add the level fgh? And how can I merge