By BBC World Service
Published August 18, 2020 3:00pm
The UK government used a statistical algorithm to alter children’s grades for exams missed in lockdown. But critics have argued that this algorithm, which used old data on school performance, unfairly stigmatised pupils from poorer backgrounds. Stian Westlake from Britain’s Royal Statistical Society speaks to Gareth and Bill about the challenges of creating such an algorithm and where the government went wrong.
The Language of TrollsWhat is it like to work as a Twitter troll? Researcher Sergei Monakhov, from the Friedrich Schiller University in Germany, used this question to discover how the language used by t...