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…9 min read·Aug 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”…5 min read·May 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…30 min read·Apr 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…7 min read·Dec 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…17 min read·Oct 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.15 min read·Oct 18, 2022--1--1
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”.11 min read·Jan 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 process14 min read·Jan 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.13 min read·Oct 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.8 min read·Jun 8, 2020--1--1