Smoke tests are a type of regression test which ensure that your most important, critical functional flows work. These tests should not encompass your entire …
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Simpson’s Paradox
Simpson’s Paradox, otherwise known as the Yule-Simpson Effect, is a reversal paradox where the correlation found in each of several groups either disappears or even …
Server Side Testing
Server-side testing refers to any type of testing – commonly A/B testing, but also multivariate testing or multi-armed bandit testing – that occurs on the …
Statistical Significance
When people discuss A/B testing, they commonly throw around the term “statistical significance” a lot. But what does this mean? In short, getting a statistically …