Question: Which statement best describes k - means cluster analysis? Question 8 options: It is the process of agglomerating observations into a series of nested groups

Which statement best describes k-means cluster analysis?
Question 8 options:
It is the process of agglomerating observations into a series of nested groups based on a measure of similarity or dissimilarity.
It is the process of organizing observations into distinct groups based on a measure of similarity or dissimilarity.
It is the process of reducing the number of variables to consider in data-mining.
It is the process of estimating the value of a continuous outcome variable.

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