The below mathematical summary statistics are widely used in the finance world for calculating different ratios etc.
Central tendency: This is middle point of a data set or distribution. The below are the measures of central tendency.
Mean
Median
Mode
Percentile
Quartile
Mean, Median and Mode are most commonly used.
Dispersion: This is the spread of data in a data set or distribution. It is also a measure of
how much the data is scattered. The below are the important measures of dispersion.
Range
Variance
Standard Deviation
Coefficient of variation
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