3 ms·
Looking for top performers is always invoking survivor bias. It's a classic data snooping issue where the common sense approach is exactly wrong, but it'll sel
by gnaritas 9y ago
Looking for top performers is always invoking survivor bias. It's a classic data snooping issue where the common sense approach is exactly wrong, but it'll sell a lot of books and it'll convince people who you know what you're doing as a stock analyst when it's just random luck.
- youngprogrammer 9y agoTop 10 performers out of 16 or so analysts in the analysis is not survivor bias.
- gnaritas 9y agoSure it is, it was survivor bias when you selected the 16.