When the distribution is skewed, the interquartile range is a better measure of variability than the standard deviation.

Question

Quizplus · Accepted Answer

When a distribution is skewed, the standard deviation can be affected by outliers and extreme values. The interquartile range, which measures the range of the middle 50% of the data, is less affected by these extreme values and provides a more robust measure of variability.

When the Distribution Is Skewed, the Interquartile Range Is a Better