Topic Content:
- Measures of Dispersion or Measures of Variability
- Characteristics of Measures of Dispersion
- Why We Study Measures of Dispersion
Dispersion: can be defined as the extent to which data of a given distribution spreads around the average.
Measures of Partition: These are values, which divide the distribution of scores into a specified number of equal parts. Examples of measures of partition are deciles, quartiles, etc.
Measures of Dispersion include the Range, Mean deviation, Quartile, Standard deviation, and Variance. The measure of dispersion refers to the degree of the numerical value in a distribution. It measures the variation that occurs in a given set of data.
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