** Definitions**

**Population** – All members of the studied group

**Sample** – A portion of the studied group is used to represent the entire population

**Random** – Every member of the studied group has equal chance at selection

**Census** – Every member of the studied group is included

**Bias** – If the sample does not adequately represent the population

**Error** – Degree to which the results of from the sample are different from the actual results of the population

**Outlier** – A value that is far larger or smaller than most Continue reading “Basic Statistics – Making Inferences from a Random Sample” »