Rate of return and standard deviation are two of the most useful statistical concepts in business. These two figures will tell you whether a business project is worth the investment and trouble, given ...
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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 ...
In response to my article, Is the Stock Market Too Concentrated?, which relied upon standard-deviation calculations to assess investment risk, a reader wrote: “My problem [with your argument] is ...
Expected value calculates average future investment returns based on outcome probabilities. In finance, expected value guides portfolio construction and when to sell assets with lower future value.
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