The null hypothesis offers a unique approach to identifying weaknesses in business models, fostering innovation.

Under some regularity conditions, it is shown that this statistic converges to a weighted chi-squared random variable under the null hypothesis of λ = 0, where the weight depends only on the sampling ...

Hypothesis testing is a procedure for evaluating the strength of a hypothesis. The methodology depends on the data and the reason for the analysis.

In his popular series, Andrew Vickers, PhD, discusses the null hypothesis, using surgical infection rates to demonstrate a problem in interpretation.

Multiple comparisons are widely used to compare gross features of distributions across populations. However, often a scientific hypothesis is more easily couched in terms of more focused null and ...

Beta risk is the probability that a false null hypothesis will be accepted by a statistical test.

Science could benefit from more reporting of null findings, even if the reports were briefer and had less detail than would be needed for peer review.