September 2013
Beginner
320 pages
6h 20m
English
Content preview from 101 Business Ideas That Will Change the Way You Work
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IDEA #57
Great performance, but I regress
Extreme performance is rarely permanent.
What you need to know
Why do some football players have one tremendous season only to follow it with a mediocre one? By the same token, why is it that one fund manager can average exceptional returns one year, only to have a disastrous one the next? The answer – a lot of the time at least – can be found in a statistical quirk known as ‘regression to the mean’ (RTTM).
Why it matters
Sir Francis Galton popularised the term in the 1880s through a paper on the subject (incidentally, the paper incorrectly theorised why RTTM occurs, but his observations were ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.