S4E01 Ordinary Least Squares: Back Where It All Began
Quantitude
00:00
Square Deviations Are a Criterion for Driving Fit Functions
The idea of squaring deviations and using that as a criterion, to me, i remember when i first learned this, it sounded kind of lame. But dealing with the square has a lot of mathematically beautiful properties. Squares are not because squares take us to freshman math. They start defining really beautiful parabolas. And we can work with really beautiful parbolas.
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