Reports in RTCollaboration
From Learnit docs
Reports are available for teachers or admins (anyone with the capability assignment:grade)
A link to the reports is displayed at the bottom-right in the assignment view.
There are three tabs
Overview
An overview of the current user's work in the shared text.
Text statistics
A summary table of the users work in the current shared text.
Review text edition
A "replay" of the text edition highlightning the number of chars added or deleted by the users.