Thursday, April 28, 2011

Wednesday, April 20, 2011

History of Correlation

Hey marketers and statisticians!

Interesting article - "Thirteen ways to Look At the Correlation Coefficient" - breaks down the nuances of correlation. Very good summary of how your choice of the construction of your correlation can mean different things in your final scatterplot graph.

Detailed but cool summary of the mysteries of correlation.

Friday, April 8, 2011

Human Fat Is Bio Diesel Ready

Great news - we have discovered a new source of renewable fuel in this country. In fact, we have some of the largest reserves on the planet.

Human fat. Yup, straight from the lipsosuction clinic to your tank.

Monday, April 4, 2011

Book Review: Extraordinary Popular Delusions and the Madness of Crowds

This is a classic title, Extraordinary Popular Delusions and the Madness of Crowds.

The crowd isn't always right. In fact, quite often, it falls prey to delusion, lack of perspective, group think and wishful thinking.

Bottom line: you gotta understand the psychology of ignorance and emotion.

First published in 1841, it analyses three great outbreaks of mass-investment psychosis: the Mississippi Scheme and the South Sea Bubble in the 18th century, and Dutch tulipmania in the 17th century, which is also the subject of Joseph de la Vega's eyewitness account, first published in 1688. All three instances provided anecdotes as scary as any stemming from the 1929 crash.

Read the full book review (excerpt above) here.