The semi interquartile range is a measure for spread or dispersion. To find it you have to subtract the first quartile from Q3 and divide that by 2,
(Q3 - Q1)/2
Chat with our AI personalities
interquartile range or mean absolute deviation.
Range = maximum - minimum Interquartile range = Value of 75th percentile - value of 25th percentile. The 75th percentile is the value such that 25% of the observations are bigger and 75% are smaller.
If you are talking about statisitics, in a box and whisker graph it is the interquartile range.
The interquartile range :)
It gives you the interquartile range