7.St.1 Statistical features - JulTob/Mathematics GitHub Wiki
Median
The half-point that separates the highest half with the highest values, to the lower half. 50% of measures are up the line.
Quartiles
Separators to the 25% highest (top quartile) number of measures, and 25% smaller (bottom quartile).
Percentiles
Separators to the percentual value of measures.
percentile_99 = 60.000.000