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Tag Archives: statistics
Lies, Charts, and Statistics
Some pretty damning charts from the Center for American Progress show that Americans are relatively undertaxed compared to other countries.
The usual tricks are on display here, such as setting the axes such that a small differences appear to involve precipitous drops, etc. But what interests me much more about these debates is the comparison of countries.
Why would anyone… Read the rest
Washington Post Fails at Ranking High Schools
The Washington Post has taken it upon itself to rank all U.S. high schools. The ranking system they use is generally referred to as the Challenge index:
The formula is simple: Divide the number of Advanced Placement, International Baccalaureate or other college-level tests a school gave in 2010 by the number of graduating seniors. While
Vaccines Cause Autism, p<0.05
A friend of mine recently posted a letter from Kevin Donka, a chiropractor, criticizing a CBS report on vaccine safety in 2004. Unfortunately, as far as I can tell the full text is only available on Facebook, and I’m not sure if Donka actually made it public or if I can see it because he and I have a… Read the rest
Males like it when a woman ovulates. (No they don’t.)
In a as yet unpublished study in Proceedings of the Royal Society B, 80% of male monkeys tested were able to tell which female was ovulating by picture alone.
They presented male monkeys with two pictures of the same female’s face: one from a day on which she was ovulating, and one from a time before she was ovulating.
Men can tell when a lap dancer is ovulating. Not really.
Normally cycling participants earned about US$335 per 5-h shift during estrus, US$260 per shift during the luteal phase, and US$185 per shift during menstruation. By contrast, participants using contraceptive pills showed no estrous earnings peak… These results have clear implications for human evolution, sexuality, and economics.
No they don’t.
18 dancers recorded their cycles and their… Read the rest
Physics Envy May Be Hazardous To Your Health– And Economy
A previously empty bucket. A man has filled that bucket only 50 red balls and 50 black balls (but you can’t see inside as you are picking.) Choose a color, red or black; now reach in to pull out a ball. If the ball you pick matches the color you chose, you win $10000.
1. Which color should you choose?… Read the rest
