Select the assignment and click Analytics in the menu on the left.
Click Grading alignment.
It gives insight in the number of questions each reviewer graded of each subquestion, how many points average have been given by each reviewer and how much time each reviewer averagely has spent on grading each question it has graded. This way it will be visible if a reviewer was too good or too hard on the students. A conclusion is made based on the results shown. The conclusion states either Well-aligned when the averages are about equal or Deviation detected if the average values do not match. For this calculation, the number of questions reviewed is taken into account. As an instructor, you now can choose to review this question again. Ans Delft will not supply more data, information or advice on the grading of reviewers.