jamovi

Yes. In the current version you can save all three. Aren't hat values the same as predicted values?

When you have significant interaction effects, which you do, you need to probe the interaction effects. You can do this in the Estimated Marginal Means options where you can include your IV and your moderator as an interaction term. It will generate a plot such that you can see differences in the re...

One common use case would be when you have pre-post data on a set of subjects (or other longitudinal data) with a common ID variable to match subjects on in each file. In SPSS, you can select which variables in the second file you want to add as columns to the first file since some variables (demogr...

It might still be nice to allow users to select among extraction methods, especially for those transitioning from SPSS, since minimal residual is not an option in SPSS and is rarely reported in research that I can find in the social-behavioral sciences. Principal axis and maximum likelihood are far ...

I agree that an IRT module would be great. Also, a fuller SEM module. The CFA tool is great, but limited. Also, a cluster analysis model (K-means, Hierarchical, and Two-stage), would be very cool. Perhaps a multiple imputation module would be good, too, to help handle missing data.

This is a hugely helpful feature. Nice implementation!