Beta distribution

If we have a coin, how do we know it is fair? Indeed we never know for sure. But if we flip it enough time, we may learn enough about the coin to tell with certain confidence that the coin is fair or not. That is how beta distribution comes... [more]

Outlier removal by slope bound

The Lipschutz continuity definition inspired me on how to distort a curve to “smooth out” outliers. Smoothing out means that we want to retain most characteristics of a curve if it falls within proximity of the mean (for whatever definition of proximity and mean) and for the part that the... [more]