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What is a margin of error? This statistical tool can help you understand vaccine trials and political polling

  • Written by Ofer Harel, Professor of Statistics, University of Connecticut
What is a margin of error? This statistical tool can help you understand vaccine trials and political pollingAll predictions, whether scientific or political, include uncertainty. CasarsaGuru/E+ via Getty Images

In the last year, statistics have been unusually important in the news. How accurate is the COVID-19 test you or others are using? How do researchers know the effectiveness of new therapeutics for COVID-19 patients? How can television networks pred...

Read more: What is a margin of error? This statistical tool can help you understand vaccine trials and...

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