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AllenDowney / ThinkBayes2

Text and code for the forthcoming second edition of Think Bayes, by Allen Downey.
http://allendowney.github.io/ThinkBayes2/
MIT License
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Linda is 31 which should be used #65

Closed MassD closed 1 year ago

AllenDowney commented 1 year ago

That's a good idea. Age is almost certainly informative here (maybe birth year even more so).

But the smaller the group you select for, the less data you have, making the estimated probabilities less precise. This is what hierarchical modeling is good for!

MassD commented 1 year ago

That's a good idea. Age is almost certainly informative here (maybe birth year even more so).

But the smaller the group you select for, the less data you have, making the estimated probabilities less precise. This is what hierarchical modeling is good for!

Thanks for the reply.

If we forget about the real world, assume this is the dataset that contain full data (often assumed in university exams), i presume the age would be used? especially the age of 31 has been given