In the coefficient of variation formula below, what does the (S) stand for?

Question

Quizplus · Accepted Answer

The S stands for standard deviation.
Key Takeaway: The Coefficient of Variation measures relative variation in a data set and is always shown as a percentage. The standard deviation of a data set is divided by the mean which shows a variation relative to the mean of the data set. This type of statistic can be used to measure the variation of two data sets; for example, the dimensions of pencils produced by two machines can be compared in terms of variation to gauge their precision.

In the Coefficient of Variation Formula Below, What Does the (S)