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How the Duolingo English Test Creates 45,000+ Test Questions with AI + Human Experts

YouTubeDuolingo English Test

How the Duolingo English Test Creates 45,000+ Test Questions with AI + Human Experts

Ever wonder how the Duolingo English Test (DET) builds and maintains a bank of over 45,000 secure test items? This video breaks down the process: generative AI (like GPT) drafts items based on specialist guidelines, expert reviewers check each item for quality and fairness, and real test data validates difficulty and fairness before items go ...

457 views1 week ago

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