Mathematics
Mathematics
Mean or median: what does each number tell you?
Two indicators can describe the same series and tell different stories. The choice depends on the question asked.
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Tag: Statistiques
Population variance
Calculate the dispersion of a series by dividing by the total number of values.
Read morePopulation standard deviation
Measure dispersion in the same units as the original values.
Read moreStatistical range
Calculate the difference between the largest and smallest values.
Read moreMedian
Find the middle value of a sorted series.
Read moreSum of a series
Quickly add several positive or negative numbers.
Read moreArithmetic mean
Calculate the average of a series of numbers.
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