Forget PISA’s tiny unreliable samples: Scotland has the best school attainment outcomes in the UK
You might remember my earlier criticisms of the PISA school attainment test results which Reporting Scotland and the other Unionist media used to attack the Scottish Government – they’re utterly unreliable estimates and meaningless across different cultures.
However, you can reasonably compare Scotland with quite similar educational systems in England, Wales or Northern Ireland. These comparisons become more useful if you can, unlike PISA, use large representative samples or even better complete national results. See this for England in January 2016:
‘Almost half of English Primary School students failing to make the grade, says report.’