In the quiz attempt review page, have an attempts navigation

Create a course with two groups (Group1 and Group2). Enroll two students to the course under Group1. Enroll another student to the course under Group2. Enroll a non-editing teacher to the course under Group1. Enroll a second non-editing teacher to the course under Group2. Enroll a third non-editing teacher to the course under no group. Enroll a teacher to the course. Create a quiz with Attempts allowed set to "Unlimited". Log in a the first student (Group1) and create two attempts. Log in a the second student (Group1) and create one attempt. Log in a the third student (Group2) and create one attempt. Log in as the first teacher (Group1) and review an attempt. The attempt navigator above the attempt will show 4 options (total of four attempts). Log in as a user with editing capability and change the quiz's group mode to visible groups. Log in as the first teacher. Go to the grade overview page, select Group1 in the groups selector and view an attempt. The attempt navigator will show the three attempts of the two students in the group. Select a different attempt from the navigator. After the page loads the attempt will still show the same list. Return to the grade overview page, select Group2 and view the single attempt in the table. The attempt navigator will not show because there's only one attempt. Log in as the second teacher (Group2) and repeat steps 16-18 with similar results. Log in as the third teacher and repeat steps 16-18 with similar results. Log in as a user with editing capability and change the quiz's group mode to separate groups. Log in as the first teacher (Group1) and review an attempt. The attempt navigator will show three results. Log in as the second teacher (Group2) and review an attempt. The attempts navigator will not show. Log in as a teacher. Set the groups selector in the grade overview to All participants and view an attempt. the attempt navigator will show four options. Repeat steps 16-18 with similar results.