Drwy wneud hynny, dylai asesu wella dysgu dysgwyr, addysgu athrawon a dealltwriaeth rhieni. Dylid ei ddefnyddio er budd gorau’r disgyblion; gan alluogi i athrawon addasu eu strategaethau addysgu a chefnogi eu cynnydd.
By doing so, assessment should improve learners’ learning, teachers’ teaching and parents’ understanding. It should be used in the best interest of pupils; enabling teachers to adjust teaching strategies to support their progress.