What marketers get wrong about A/B testing

Traditional A/B testing splits traffic uniformly: 50 percent to control, 50 percent to variant. That’s a sensible design when ...
Opinion
Kashmir ReaderOpinion

Statistics And Homoeopathy: Why Evidence-Based Medicine Must Guide Treatment Decisions

World Homoeopathy Day   Homeopathy speaks to tradition, but statistics speaks to truth Dr Rizwan Yousuf Every year on April 10, the world observes World Homoeopathy Day to commemorate the birth ...
IEEE

Detection of Nonstationary Events in Motor Signals Using Nonparametric Statistical Hypothesis Testing

Abstract: This work presents a lightweight statistical method for detecting nonstationarities in motor current signals, aiming to improve the diagnosis of transient events such as sudden load changes ...
Frontiers

There are no alternative hypotheses in tests of null hypotheses

Null hypothesis statistical testing (NHST) is typically taught by first posing a null hypothesis and an alternative hypothesis. This conception is sadly erroneous as there is no alternative hypothesis ...
IEEE

Large Deviation Analysis of Score-Based Hypothesis Testing

Abstract: Score-based statistical models play an important role in modern machine learning, statistics, and signal processing. For hypothesis testing, a score-based hypothesis test is proposed in Wu ...