Contact us

The Silver Bullet Machine 

Manufacturing Company Limited 

Barnsdale Grange

The Avenue

Exton

Rutland

LE15 8AH

UK


 

+44 (0) 1572 813 690

+44 (0) 7715 047 947

dennis@silverbulletmachine.com

August 21, 2017

Over the last several years, Ofqual, the regulator of school examinations in England and Wales, has been conducting an extensive research programme on the reliability of GCSE and A Level grades. Some key results were published in November 2016 in a report entitled Mark...

August 21, 2017

Grade misallocations real...

​My blog How reliable are GCSE and A level grades?  featured a chart, published by the exam regulator Ofqual, showing, for six subjects, the probability that a GCSE or A level candidate is awarded the right grade: so, for example, for physi...

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September 2, 2017

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