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jay
  • Member for 11 years, 6 months
  • Last seen more than 3 years ago
43 votes
3 answers
79k views

Which variance inflation factor should I be using: $\text{GVIF}$ or $\text{GVIF}^{1/(2\cdot\text{df})}$?

15 votes
2 answers
5k views

When to include a random effect in a model

14 votes
1 answer
2k views

Should I use unpenalized logistic regression, lasso or ridge for explanatory modelling?

13 votes
2 answers
7k views

How many observations do you need within each level of a random factor to fit a random effect?

7 votes
2 answers
6k views

How are partial regression slopes calculated in multiple regression?

6 votes
1 answer
1k views

Is it possible to compare model fit for a gaussian vs binomial glm

4 votes
2 answers
666 views

Using simulated data to check when patterns in GLMM residual plots are acceptable

3 votes
0 answers
584 views

Calculating R-squared values from a semivariogram

2 votes
0 answers
823 views

Plotting confidence bands around fitted values from a binomial GLMM

2 votes
1 answer
2k views

principal components analysis is creating correlated axes with nested data

2 votes
0 answers
259 views

How to specify a path model with exogenous variables jointly affected by an unmeasured variable

2 votes
1 answer
168 views

Partitioning effects from a Poisson GLM

2 votes
0 answers
2k views

How to calculate confidence bands for a regression line, given intercept, slope, and standard errors

0 votes
0 answers
32 views

How to fit a model that forces all points through zero while allowing for interaction effects

0 votes
0 answers
412 views

binomial GLM output hugely affected by a factor level with all zeros [duplicate]