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A distribution is a mathematical description of probabilities or frequencies.

2
votes
The reason for the KS test is that its generality, e.g. it's usefulness for non-parametric models comes from the definition of the test statistic under the assumption of the CDF being continuous. Whe …
answered Sep 16 '11 by Jonathan Lisic
2
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If you are comparing distributions by their shape a more relevant test would be the two-sample K-S test, particularly given the large number of observations. A K-S test is a comparison of the …
answered Sep 4 '14 by Jonathan Lisic
2
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Yes, but I'm not sure if that is what you really want. When you say adding $X$ to itself, that is just scaling by an integer, $nX_j = Z_j \sim \mathcal{N}\left(n\mu,n^2\sigma^2\right)$. By dividing …
answered Nov 10 '16 by Jonathan Lisic