Bell Curve – itho's internet resources

Discrete Probability Distribution: Overview and Examples

By Itho March 3, 2010

[ad_1] What Is a Discrete Distribution? A discrete distribution is a probability distribution that depicts the occurrence of discrete (individually countable) outcomes, such as 1, 2, 3, yes, no, true,…

Bell Curve: Definition, How It Works, and Example

By Itho February 24, 2009

[ad_1] What Is a Bell Curve? A bell curve is a common type of distribution. Also known as the normal distribution, the term "bell curve" originates from the fact…

Empirical Rule: Definition, Formula, and Example

By Itho February 5, 2009

[ad_1] What Is the Empirical Rule? The empirical rule, also sometimes called the three-sigma or 68-95-99.7 rule, predicts deviations from the mean or average of data. It indicates that 68%…

What Is the Central Limit Theorem (CLT)?

By Itho May 11, 2007

[ad_1] What Is the Central Limit Theorem (CLT)? The Central Limit Theorem is useful when analyzing large data sets because it assumes that the sampling distribution of the mean will…