She added that it would be raising its concerns with the DfE.

BBC: Nursery ratio plans criticised by government adviser

After this, "new GCSEs will be designed that will not be modular - modularisation will end for GCSEs", the DfE said in a statement.

BBC: Government to phase out modular GCSEs from 2012

The statistics, relating to tests taken by 11-year-olds in England in the summer 2012, will be released by the Department for Education (DfE) at 09:30 GMT on Thursday.

BBC: Primary school league tables published