The OECD advises caution in comparisons between different countries, and particularly so in 2022 where a number of countries, including England and Scotland, are estimated by the OECD to have a possible upward response bias of 7-9 points in maths and reading.
The OECD advises caution in comparisons between different countries, and particularly so in 2022 where a number of countries, including England and Scotland, are estimated by the OECD to have a possible upward response bias of 7-9 points in maths and reading.