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Data mining uses methods from artificial intelligence in a database context to discover previously unknown patterns. As such, the methods are usually unsupervised. It is closely related but not identical to machine learning. Key tasks of data-mining are cluster analysis, outlier detection and mining of association rules.

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Biased Data in Machine Learning

The classical statistical answer is that if the selection process is in the data and described by the model or selection is at random then the parametrical model contemplates it correctly. See Donald …
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