Ajay Agrawal > Quotes > Quote > Gretta liked it

“Before machine learning, multivariate regression provided an efficient way to condition on multiple things, without the need to calculate dozens, hundreds, or thousands of conditional averages. Regression takes the data and tries to find the result that minimizes prediction mistakes, maximizing what is called “goodness of fit.”
― Ajay Agrawal, Prediction Machines: The Simple Economics of Artificial Intelligence