The interquartile range is another measure of spread, except that it has the added advantage of not being affected by large outlying values. In order to calculate this value we must first understand ...

The interquartile mean is a measure of central tendency. While all values in a data set are used to calculate the mean, only the interquartile range -- the central portion of a data set -- is used to ...

The average investor is vulnerable to behavioral risk based on recency bias during bull and bear markets. Comparing the current trailing performance data with its historical interquartile range is a ...

We know that for a set of ordered numbers, the median \({Q_2}\), is the middle number which divides the data into two halves. Similarly, the lower quartile \({Q_2}\) divides the bottom half of the ...