Monthly Archives: May 2014

Interpreting A/B Test using Python

Suppose we ran an A/B test with two different versions of a web page, and , for which we count the number of visitors and whether they convert or not. We can summarize this in a contingency table showing the … Continue reading

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Brand Positioning by Correspondence Analysis

I was reading an article about visualization techniques using multidimensional scaling (MDS), the correspondence analysis in particular. The example used R, but as usual I want to find ways to do it on Python, so here goes. The correspondence analysis … Continue reading

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