I work as a quantitative analyst at Google.
Opinions and errors stated here are mine, not my employer's.
I've written (with others) a couple of books, including "Applying regression and correlation" and "Discoving statistics using R."
1 Washer Dryer Combo vs. Separate Units Sep 27 '13
-2 How many screws are there in a 5lb box of 3 inch screws? Jan 13 '14