#Ofqual

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2020-09-24

Oh dear, basic errors underly #Ofqual's grade *prediction* algorithm. They seem to have made invalid assumptions without supporting evidence.

This is damning, because they didn't cite evidence that teachers are accurate at *prediction*, only at ranking. #UKpolitics #algorithms #éducation
Short bird thread:
mobile.twitter.com/RDBinns/sta

Mark Hughesmarkhughes
2020-09-24

Oh dear, basic errors underly 's grade *prediction* algorithm. They seem to have made invalid assumptions without supporting evidence.

This is damning, because they didn't cite evidence that teachers are accurate at *prediction*, only at ranking.
Short bird thread:
mobile.twitter.com/RDBinns/sta

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