Re: [R] How to model multiple categorical variable in r, using gee model

2020-09-21 Thread augustinus ntjamba
Thanks for coming through sir. I will check it out. On Tue, Sep 22, 2020 at 2:47 AM Jim Lemon wrote: > Hi Augustinius, > You are probably familiar with some of these: > > http://finzi.psych.upenn.edu/R/library/geepack/html/geeglm.html > >

Re: [R] How to model multiple categorical variable in r, using gee model

2020-09-21 Thread Jim Lemon
Hi Augustinius, You are probably familiar with some of these: http://finzi.psych.upenn.edu/R/library/geepack/html/geeglm.html https://faculty.washington.edu/heagerty/Courses/b571/homework/geepack-paper.pdf https://rdrr.io/cran/geex/f/vignettes/articles/mestimation_bib.Rmd Good luck with it. Jim

Re: [R] How to model multiple categorical variable in r, using gee model

2020-09-21 Thread Jim Lemon
Hi Augustinius, You have been set a problem that requires a lot more information than is in your request. Also, you have flagged it as a "homework" problem, so you are unlikely to get much help on this list. Sadly, this sort of problem sometimes arises when being nice to the instructor is more

[R] How to model multiple categorical variable in r, using gee model

2020-09-21 Thread augustinus ntjamba
Good morning. I'm a student at present working on my final year project. Kindly asking for help on how to model longitudinal categorical data. In my data set I have the following variables :type of crime,year, month, date and time.treating type of crime as the response variable and there's 12

[R] How to model repeated measures negative binomial data with GEE or GLMM

2018-02-26 Thread B Hansen
Goal: use GEE or GLMM to analyze repeated measures data in R GEE problem: can’t find a way to do GEE with negative binomial family in R GLMM problem: not sure if I’m specifying random effect correctly Study question: Does the interaction of director and recipient group affect rates of a

[R] how to model check in cozigam

2012-04-02 Thread barbara costa
Hi to all, I'd like to check my cozigam model with a continuous response. If I only had a GAM I could do gam.check(b), but with cozigam I'm not getting a way to check for residuals, fitted values, qq plot.. Even if I have to do it separately for zeros and non-zeros part, how can I assure that the

[R] how to model a numeric factor as a non-ordinal factor

2009-10-28 Thread Mark Kimpel
I am analyzing an experiment in which time is a factor, represented by numbers indicating time since last treatment, but in this particular case there is no reason to think that time has a numeric meaning in the sense that 24 would be greater than 6. We have no idea which genes will be increasing

Re: [R] how to model a numeric factor as a non-ordinal factor

2009-10-28 Thread Peter Dalgaard
Mark Kimpel wrote: I am analyzing an experiment in which time is a factor, represented by numbers indicating time since last treatment, but in this particular case there is no reason to think that time has a numeric meaning in the sense that 24 would be greater than 6. We have no idea which

Re: [R] how to model a numeric factor as a non-ordinal factor

2009-10-28 Thread David Winsemius
So is this factor ordered or not. Is it just in your model to create unordered strata? What does the Time variable look like now? summary(Time) Depending on how Time and Treatment are associated with the subjects you may choose different options. And are they sitting in a dataframe? --

Re: [R] How to model this? (R-help Digest, Vol 67, Issue 25)

2008-10-06 Thread jose romero
: senne [EMAIL PROTECTED] Subject: [R] how to model this To: r-help@r-project.org Message-ID: [EMAIL PROTECTED] Content-Type: text/plain Dear list, I met with a business case and feel frustrated to model it,scenario is like this 1. logistics department running 2. a lot

[R] how to model this

2008-09-23 Thread senne
Dear list, I met with a business case and feel frustrated to model it,scenario is like this 1. logistics department running 2. a lot of customers place orders and goods need to be send to their site (nationwide) 3. order received and then choose from a list of truck carriers to deliver goods,a

[R] how to model this

2008-09-23 Thread senne
Dear list, I met with a business case and feel frustrated to model it,scenario is like this 1. logistics department running 2. a lot of customers place orders and goods need to be send to their site (nationwide) 3. order received and then choose from a list of truck carriers to deliver goods,a