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robin.datadrivers
  • Member for 8 years, 3 months
  • Last seen more than a month ago
17 votes
Accepted

Interpretation of ivreg() diagnostics in R

10 votes
Accepted

Model selection: can I compare the AIC from models of count data between linear and poisson models?

8 votes
Accepted

Item Response Theory vs Confirmatory Factor Analysis

6 votes

Cut Score Determination in IRT

5 votes

Is it possible to compare probabilities of 2 logistic different models?

5 votes

Are level 1 and level 2 residuals in a mixed effects model always normally distributed?

5 votes
Accepted

Comparing inter-rater agreement between classes of raters

5 votes
Accepted

If $X$ is one of several variables that sum to $Y$, is the $R^2$ between $X$ and $Y$ a useful value?

5 votes

Would you ever *not* check model assumptions?

4 votes
Accepted

How to assess if a model is good in multinomial logistic regression?

4 votes

Reliability in IRT Style

4 votes

Comparing logistic regression coefficients across models?

4 votes
Accepted

How to go ahead with sample size selection when population is small

4 votes

How can I run a t.test in this situation of two processes having binary outcomes

4 votes

Comparing AIC among models with different amounts of data

4 votes

Fixed effects or Random effects model?

3 votes

Cronbach's alpha continuous and dichotomous data in SPSS

3 votes

Measuring rurality

3 votes
Accepted

How to estimate rating of a customer?

3 votes

how to compare two percentages to prove for statistical significance

3 votes

What do you call an average that does not include outliers?

3 votes

Power analysis for ordinal logistic regression

3 votes
Accepted

Overdispersion in poisson glm

3 votes

Cohen's d in non-significant results

2 votes

How to do regression if one is not sure of dependent variable?

2 votes

Compare two distributions of large sizes and unequal variances where one distribution is heavily skewed

2 votes

What should can I do with some items loadings on unexpected construct?

2 votes

Understanding standard errors on a regression table

2 votes

Which test to use to check the difference between samples of percentages?

2 votes

Comparing nested IRT models (unidimensional vs two correlated factors)