<Ul> <Li> Standard deviation </Li> <Li> Interquartile range ( IQR ) </Li> <Li> Range </Li> <Li> Mean absolute difference ( also known as Gini mean absolute difference ) </Li> <Li> Median absolute deviation ( MAD ) </Li> <Li> Average absolute deviation ( or simply called average deviation ) </Li> <Li> Distance standard deviation </Li> </Ul>
measures of indicate how scores are spread out in a distribution
Standard deviation Interquartile range Range Mean absolute difference Median absolute deviation Average absolute deviation Distance standard deviation