Georgi GeorgievQ&A on Sequential Statistics in A/B TestingSequential statistics are gathering interest and there are more and more questions posed by CROs looking into the matter. For this article…Aug 30, 2023Aug 30, 2023

Georgi GeorgievSequential Testing is About Improving Business ReturnsA central feature of sequential testing is the idea of stopping “early”, as in “earlier compared to an equivalent fixed-sample size test”…May 1, 2023May 1, 2023

Georgi GeorgievFalse Positive Risk in A/B TestingHave you heard how there is a much greater probability than generally expected that a statistically significant test outcome is in fact a…Apr 19, 2023Apr 19, 2023

Georgi GeorgievHow to Run Shorter A/B Tests?Running shorter tests is key to improving the efficiency of experimentation as it translates to smaller direct losses from testing inferior…Dec 2, 2022Dec 2, 2022

Georgi GeorgievStatistical Power, MDE, and Designing Statistical TestsOne topic has surfaced in my ten years of developing statistical tools, consulting, and participating in discussions and conversations with…Oct 25, 2022Oct 25, 2022

Georgi GeorgievinTowards Data ScienceWhat Can Be Learned From 1,001 A/B Tests?A meta-analysis with insights into test duration, sample size, lift, power, confidence thresholds, and the performance of sequential tests.Oct 18, 20221Oct 18, 20221

Georgi GeorgievinExperience StackTop Misconceptions About Scientific Rigor in A/B TestingIt is high time to dispense with the myth that “statistically rigorous A/B tests are impractical”.Jan 20, 2022Jan 20, 2022

Georgi GeorgievinTowards Data ScienceImprove Your A/B Tests with 9 Lessons from the COVID-19 Vaccine TrialsWhat practitioners of online experimentation can learn and generalize from a complex processJan 12, 2022Jan 12, 2022

Georgi GeorgievinTowards Data ScienceThe Perils of Using Google Analytics User Counts in A/B TestingInaccuracies in the user counts provided by Google Analytics can have disastrous effects on the validity of your statistical analyses.Oct 19, 2020Oct 19, 2020

Georgi GeorgievinTowards Data ScienceHas Interest in Data Science Peaked Already?Analysis of 10 years of search interest trends in data science related topics: fastest growing areas, growth patterns, and correlations.Jun 8, 20201Jun 8, 20201