Bydd y data hynny'n ategu gwybodaeth o'n rhaglen genedlaethol ehangach o asesiadau monitro, sy'n seiliedig ar samplau, a fydd yn cwmpasu ehangder y Cwricwlwm i Gymru.
They will complement information from our broader programme of national, sample-based, monitoring assessments, which will cover the breadth of the Curriculum for Wales.