## Section 14.2: Descriptive Statistics

## 14.2 Outline
- Measures of Central Tendency
- mean
- median
- mode
- weighted mean

- Measures of Position
- quartiles
- deciles
- percentiles

- Measures of Dispersion
- range
- boxplot
- variance of the population
- variance of a random sample
- standard deviation

- mean
- median
- mode
- weighted mean

- quartiles
- deciles
- percentiles

- range
- boxplot
- variance of the population
- variance of a random sample
- standard deviation

## 14.2 Essential Ideas

**Averages **or **measures **… See the whole entry