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How to switch from REML to ML for Model Comparison

Hello!

I am trying to compare two mixed effect models with AIC (or AICc) values. When generating AIC values for model comparison of mixed effect models, I've seen (at least in R) that one must switch from Restricted Maximum Likelihood Estimation (REML) to Maximum Likelihood Estimation (ML). How do I do this in JMP?  I am using JMP 15 Pro provided through my work.

 

Thank you!

 

Info for this procedure in R:

https://r.qcbs.ca/workshop07/book-en/step-2.-code-potential-models-and-model-selection.html 

1 ACCEPTED SOLUTION

Accepted Solutions
MRB3855
Super User

Re: How to switch from REML to ML for Model Comparison

Hi @DensityOfOkapi2 . I don’t think ML is an option…it certainly isn’t in Standard JMP.

View solution in original post

4 REPLIES 4

Re: How to switch from REML to ML for Model Comparison

Hello! 

I have also attached below some dummy data and screenshots of model formulationsScreen Shot 2024-05-08 at 3.08.32 PM.pngScreen Shot 2024-05-08 at 3.06.31 PM.png following the structure of the two models I am trying to compare below. I'm looking for a place to switch from Restricted Maximum Likelihood Estimation (REML) to Maximum Likelihood Estimation (ML) for AIC comparison

Thank you!

 

 

 

 

MRB3855
Super User

Re: How to switch from REML to ML for Model Comparison

Hi @DensityOfOkapi2 . I don’t think ML is an option…it certainly isn’t in Standard JMP.

Re: How to switch from REML to ML for Model Comparison

Thank you! Yeah I haven't had any luck in my search on JMP 15 Pro for ML

Re: How to switch from REML to ML for Model Comparison

I do not see why you need to use ML instead of REML to estimate the model parameters and compute AICc. I used another example from the JMP Sample Data Folder, Wheat.jmp, and set up a similar model:

laun.JPG

Click the red triangle at the top and select Regression Reports > AICc:

menu.JPG

This criterion is added to the Summary of Fit outline:

aicc.JPG