All Questions
4 questions
2
votes
1
answer
2k
views
Mixed effects model adding covariate vs adding random effect
I am currently looking into mixed effect models and I am trying to understand the difference between adding a random effect and adding a covariate to a linear model.
Consider this example:
...
- 27
0
votes
0
answers
1k
views
GLMM. Why are my confidence intervals so wide when my p-values are so small?
I am trying to find out whether there is a significant effect of Treatment (factor with 3 levels: GR, BC and WF) on the number of moths captured per night in a field experiment. I have 15 Blocks that ...
- 41
2
votes
3
answers
524
views
How can I test whether two logistic regression coefficients are identical in mixed models?
Similar to question here.
3 variables (1 continuous (X) and 2 categorical (A & B)) predict 1 dichotomous variable in generalized linear mixed models.
Both variables A and B are dichotomous and ...
- 1,782
2
votes
1
answer
911
views
How can I test whether two logistic regression coefficients are identical?
3 variables (1 continuous (X) and 2 categorical (A & B)) predict 1 dichotomous variable in logistic regression.
Both variables A and B are dichotomous and are coded with 1 (reference category) ...
- 1,782