## Wednesday, December 7, 2011

## Wednesday, November 16, 2011

## Wednesday, August 31, 2011

## Monday, August 1, 2011

### What's new in August, 2011

Stata

- Paper Example: Do self-report instruments allow meaningful comparisons across diverse population groups? Testing measurement invariance using the confirmatory factor analysis framework by Steven E. Gregorich
- FAQ: How can I understand a continuous by continuous interaction in logistic regression? (Stata 12)
- FAQ: How can I check measurement invariance using the sem command? (Stata 12)
- FAQ: How can I understand a categorical by continuous interaction in logistic regression? (Stata 12)
- FAQ: How can I understand a categorical by categorical interaction in logistic regression? (Stata 12)
- FAQ: How can I graph the results of the margins command? (Stata 12)
- FAQ: How can I understand a categorical by continuous interaction? (Stata 12)
- FAQ: How can I understand a continuous by continuous interaction? (Stata 12)
- FAQ: How can I read Excel files in Stata? (Stata 12)

## Monday, July 11, 2011

### What's New in July, 2011

R

SPSS

- FAQ: How can I test contrasts in R?

- Code Fragment: How can I loop through a list of strings as variables in a model?

- Code Fragment: How can I include Greek letters in my plot?

- Graphics by Example: Box plots using ggplot2

- Code Fragment: Overlaying errorbar on a jittered data points using ggplot2

- FAQ: How can I reshape my data in R?

- FAQ: How can I "collapse" my data in R?

Subscribe to:
Posts (Atom)