Combining MPG numbers is what the harmonic mean is for :) | Hacker News

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		mizzao on May 7, 2015 \| parent \| context \| favorite \| on: 25% of Cars Cause 90% of Automobile Air Pollution Combining MPG numbers is what the harmonic mean is for :)

colanderman on May 8, 2015 [–]

Thank you, I've been looking for a name for that function for years.

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