If you need to clear a quiz attempt for a student in order to allow a repeat attempt, follow these easy steps:

1. Click on the link for the quiz to open it.
2. Click on Attempts: # to view the students' results.
3. Locate the student's name and the attempt that you wish to clear.
4. Select the box to the left of the attempt targeted for annihilation.
5. Scroll to the bottom of the page just below the Overall average row and locate the gray box labeled Delete selected attempts.
6. Click on the link to initiate the deletion process, then confirm the deletion on the following page.

The student will be able to retake the quiz.