You can easily add Rubrics to Quizzes.
Click the quizzes link.
Click the quiz title to open the quiz.
Click the gear icon and select Show Rubric. A pop-up window will appear in your browser.
Click the Add Rubric button.
Now you can edit rubric details or find an existing rubric.
Click the Create Rubric button to save the rubric.
View the rubric for the quiz.