Have just finished a neat update to the site. On the correlations page you can now see the matrix of cross-test sample sizes:
You can click any of the green cells to look at the scatterplots. For instance, French vocabulary (0-10 part of the 15-language test) and US-centric general knowledge test:
You can also discover weird stuff, like maybe Greek speakers aren’t very irritable (self-report):
I am trying to encourage users to take more than 1 test, so that the data can be linked. Many of these scales have never been studied together before, so new analyses become possible this way.
Have fun!