For example, if there are 10 observations, the median is usually defined as the average of the fifth and sixth
smallest values.
For highly skewed data, the median is typically a better measure of central tendency
The second quartile is equal to the median by definition.
Miminum
Empirical Rules for Interpreting Standard Deviation
For symmetric, bell-shaped distribution.
However, they tend to be less accurate for skewed distributions.
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