Semester/session grade-point average and cumulative grade-point average are calculated to represent numerically a student's quality of performance. These averages are used to determine if a student qualifies for certain academic actions (e.g., Dean's List, academic warning/drop, entrance to and changes in college/major, and graduation) and programs (e.g., student aid and study abroad). Grades and Grade-Point Equivalents. Semester/Session Grade-Point Average.
Another example of an amphiarthrosis is the pubic symphysis of the pelvis. This is a cartilaginous joint in which the pubic regions of the right and left hip bones are strongly anchored to each other by fibrocartilage. This joint normally has very little mobility.
1 A joint that permits no movement is known as a synarthrosis. The sutures of the skull and the gomphoses that connect the teeth to the skull are examples of synarthroses.  An amphiarthrosis allows a slight amount of movement at the joint.