There are a bunch of factors that they need to control for, which they seem to acknowledge as an area for future study.
My first thought was similar to yours, but had more to do with the amount of people in the room of the exam rather than during the term.
brisk@aussie.zone 4 months ago
This was all Uni SA
MalReynolds@slrpnk.net 4 months ago
So replace OP’s schools with subjects…
biscuitswalrus@aussie.zone 4 months ago
It’s the same course. It’s there in the article.
MalReynolds@slrpnk.net 4 months ago
Fair cop, you got me.