Anyone familiar with basic statistics is familiar with the concept of a bell curve. A bell curve is a visual representation of normal data distribution, in which the median represents the highest ...

The normal distribution is pretty cool. It’s a mathematically determined probability distribution that does a good job of describing the patterns of variability between scores for many variables in ...

The market demand curve and the normal curve are different in several different ways. The shape of the demand curve, its purpose and the function that defines it are all different from that of the ...

The bell curve, that beautiful form of regularity, is getting turned upside down. In the mid-19th century, a few of Europe's finest scientists and mathematicians noticed something peculiar about the ...

Conventional wisdom dictates that financial markets behave in a random and normally distributed pattern. Conventional wisdom also holds that portfolio management decisions be determined based on the ...

This column is the fourth in a series on parameter estimation, leading up to the justly famous Kalman filter. The discipline is based on the fact that our knowledge of the state of any real-world ...

Animator Shuyi Chiou and the folks at CreatureCast give an adorable introduction to the central limit theorem – an important concept in probability theory that can reveal normal distributions (i.e.

Imagine you're at a fair, and you see a booth with a giant dartboard. The booth owner challenges you to hit the bullseye. You take your shot, and the dart lands somewhere on the board. Now imagine ...

Since August 2011, stock prices have been behaving in a very orderly manner. By that, we mean that the relationship between average stock prices and their underlying dividends per share have been very ...