The Irrational Mind | With Kristen Berman cover image

How Does Duolingo Get Us To Learn a Language?

The Irrational Mind | With Kristen Berman

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Is There Another Metric That You Use for Learning?

Measuring learning on a single graft is pretty tricky. There are many different ways to measure it, but we do use a few proxies. One of em is, like you said, daily activity. The other one is time spent learning which counts for anything that has a learning element. Another inference we do is difficulty. So if our users are experiencing more and more challenging challenge types, so we have different challenge types in every skill,. We kind of infer that art we increased exposure to more difficult challenge types, which is generally better for learning as well. And if we run an experiment at all these metrics go up, we can conclude, generally, that is teaching better.

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