What Does Standard Deviation Measure In a Portfolio?
Fact checked by Suzanne Kvilhaug Reviewed by Chip Stapleton For a given data set, standard deviation measures how spread out the numbers are from an average value. This measurement of average variance ...
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Pooled Standard Deviation: How Do You Calculate It?
When you have the average production of three machines, it is easy to calculate the average or mean production. You just add ...