Health Guarantees and Risk Reduction

Christopher Wanjek, a writer for Livescience.com has an interesting article on risk reduction in health outcomes. Here is an excerpt:”Risks are established in health studies. For example, doctors will study thousands of patients with circulatory disease and look...

StatTalk Part 2

Earlier I wrote about a great Podcast from the UCLA Statistical Consulting Group. Unfortunately, they have not made any new podcasts in some time. I would like to urge a write-in campaign so that they know they are missed. You can write them at StatTalk@...

Grades, Performance, and Poop

Tim Harford write an excellent column for Slate.com (He also has a great book). In this column, he discusses how a person in charge of providing incentives determines what good performance is. In his example, he discusses determining his daughter’s performance...

Higher Oil Prices Making People Skinnier

The Freakonomics Blog has an interesting scientific question:”Will the High Price of Oil Make Americans Skinnier?Not because higher gas prices will spur people to walk or ride bicycles instead of driving. No, I’m thinking it might work like this: –...

Milk Decreasing the Benefits of Tea Use

Researchers have found that the addition of milk reduces the benefits of tea in an experiment. The researchers investigated the effect of blood flow in arteries using ultrasound. This measurement of artery functioning is thought to be related to long-term heart...