# Category Archives: Education

## Techniques and Periods Arrangements

So as to evaluate the standard deviation of the mean {\displaystyle \sigma _{\text{mean}}}\sigma _{\text{mean}} it is important to know the standard deviation of the whole populace {\displaystyle \sigma }\sigma in advance. Be that as it may, in many applications, this parameter is obscure. For instance, if a progression of 10 estimations of a formerly obscure […]

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