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Which Measure of Customer Service Effectiveness Focuses on Trends in Repeat

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Which measure of customer service effectiveness focuses on trends in repeat buying from current customers?


Definitions:

Standard Deviation

A measure of dispersion or variability that quantifies the spread or scatter of a set of data points around their mean.

Variance

A statistical measure that indicates the degree of spread or dispersion of a set of values around the mean, showing how much the data points differ from the average.

Variance

A statistical measure that represents the dispersion or spread of a set of data points within a dataset.

Standard Deviation

A measure that is used to quantify the amount of variation or dispersion of a set of data values from the mean.

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