Study Critique

The Power of Position

How we position our bodies says a lot to others about our confidence and our abilities, but it also says a lot to us. Thanks to Cody Wanner for pointing me toward this wonderful TED video. I would love to know more about her study techniques, and the graph with a non-zero baseline bugs me, […]

TMQ Tidbits of the Week

Once again, here is the best of Gregg Easterbrook’s Tuesday Morning Quarterback column on ESPN.com. You can read the football bits here. Many Intellectuals Don’t Believe in God But Do Believe in the God Particle: In 2011, physicists at the enormous CERN atom-smasher in Switzerland declared they had found matter moving faster than light. This was received […]

TMQ Tidbits of the Week

Once again, here is the best of Gregg Easterbrook’s Tuesday Morning Quarterback column on ESPN.com. You can read the football bits here. A Cosmic Thought A generation ago “exoplanets” — beyond the solar system — had not been found. Now hundreds are known and the list grows weekly. Recently NASA’s Kepler probe, the first space device specifically designed to look […]

Multiple Guess

Test takers and givers have long debated whether it is wise to stick with your initial answer or switch when in doubt. The usual suggestion is to stick with your “gut reaction”, but does the data bear this out? Actually, no. This article at PSYBlog discusses the data, and conjectures about the reason. I’m sure […]

Does Smoking Pot Lower IQ?

Apparently, the answer is yes. (HT: Josh Wood) And worse, if you start young, it appears the brain is less able to regain the IQ points lost while smoking. We could have a discussion about the methodology used, and we should beware that correlation does not imply causation in an observational study such as this. […]