My second book – R for Cloud Computing : An Approach for Data Scientists is now ready for sale ( ebook). Softcover should be available within a month. 79 more words

## Tags » Random Effects

#### Intraclass Correlation (ICC): Which formula?

The intraclass correlation coefficient (ICC) is a useful descriptive statistic for measuring the strength of the relationship between the observations within a class or group. It is often used, for example, to assess reliability in interrater reliability studies. 719 more words

#### The new Mix: Mixed Effects Models

So what are mixed effects models and how do they relate to GEE models? Well, they are called mixed effects models because they contain both fixed effects and random effects. 435 more words