What's New in September, 2011

Stata

• FAQ: How can I understand a three-way interaction in ANOVA? (Stata 12) [revised]
• FAQ: How can I read Stata 12 data files in Stata 11?
• FAQ: How can I test simple effects in repeated measures models? (Stata 12) [revised]
• FAQ: How can I understand a 3-way continuous interaction? (Stata 12)

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)