MIXED MODEL BY

desireatem — Thu, 25 May 2017 14:41:32 GMT

I have this data;

A B T order

1 1 1 1

2 4 2 1

5 9 3 1

.....................

1 2 1 2

2 5 2 2

1 2 3 2

-----------------

1 2 1 3

2 5 2 3

1 2 3 3

I want to fit a mixed model such that, I will have a model for each order. That is , three mixed model output.

I tried

PROC MIXED data=vert METHOD=ML COVTEST by order;
CLASS T;
MODEL A = B /SOLUTION;
RANDOM INTERCEPT T /SUB=SubjectID TYPE=UN G GCORR;
TITLE2 'Random trend model with group effects';
RUN:

But it didnt run. Please help.

Re: MIXED MODEL BY

Rick_SAS — Thu, 25 May 2017 15:01:46 GMT

Put BY statement on a separate statement:

PROC MIXED data=vert METHOD=ML COVTEST;

by order;
CLASS T;

...

topic MIXED MODEL BY in Statistical Procedures

MIXED MODEL BY

Re: MIXED MODEL BY