Statistics - (Estimation|Approximation)

> (Statistics|Probability|Machine Learning|Data Mining|Data and Knowledge Discovery|Pattern Recognition|Data Science|Data Analysis)

1 - About

In statistics, it's always impossible to do experimentation on the entire population. Sample of this population are then used to estimate characteristic of this population (ie the statistics).

A sample statistics is an estimate of a population parameter

Because of this estimation, we get what's called sampling error.

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3 - Documentation / Reference