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Reducing ISV - Using Data

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Summary

A secondary school show how data has played a key role in reducing in-school variation (ISV).

South Dartmoor Community College realised that accurate data is essential in tackling in-school variation. They were surprised to discover that the data they had was flawed.

The college shows the measures it has put in place to ensure that predicted GCSE results are accurate to within 1 per cent.

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