After you complete a Resource exercise, you can retake it. However, before you start, the MyLab displays a message warning you that the existing exercise score will be erased from Resources and the gradebook. Once you click OK to this message you cannot go back: your old score is erased and your new score will be recorded in the Gradebook.
You can retake exercises from either the My Study Plan or Resources.
Note: You cannot retake a self-assessment diagnostic.
To retake an exercise:
The MyLab displays the warning message.