How is Key Stage 2 Progress calculated?
This series of articles will be looking at Ofsted's Inspection Data Summary Report (IDSR).
In our series about the IDSR we had a look at how your school's Key Stage 2 Progress scores are shown in the IDSR in chart form, and the significance of your school's progress scores.
In this article, we'll have a look at the calculation.
Your pupil's Scaled Scores
In May, most of your pupils take exams in Reading, Writing and Grammar, Punctuation and Spelling. Their marks (also known as a "raw score") is then converted into a "scaled score" between 80 and 120, where 100 is a pass mark and 110 is a high score - the DfE decides after the exams how the scaled score conversion is to be done.
For the pupils that didn't take the test, then your Teacher Assessment is converted in a Scaled Score of between 59 to 79. In 2017 and 2018, the conversion was as follows:
Scaled scores P1i to P4 -...