Setup or create a course: Course visibility set to "Hide" Start date last week End date in 1 month Enrol a couple of students Enrol a teacher Go to Site administration > Analytics > Analytics models Click on  actions > invalid site elements  for "Students who have not accessed the course recently" model Confirm you see a  Hidden from students  text the in  Invalid to get predictions  column and a Models based on assumptions do not need training  text in the  Invalid to train the model  column for the course you just created Go to course settings and change course visibility to 'Show' Go to Site administration > Analytics > Analytics models Click on  actions > invalid site elements  for "Students who have not accessed the course recently" model Confirm  the course is not listed.