Can a null hypothesis be formulated for a non-inferiority trial? How does the formulation of the null hypothesis differ in superiority, non-inferiority, and equivalence trials?

We reject the null hypothesis when the data provide strong enough evidence to conclude that it is likely incorrect. This often occurs when the p-value ( ... Neurotrauma Reports Null Hypothesis is a special section reserved for the publication of well-conducted negative, inconclusive, and replicative studies. Oct 12, 2015 ... We find that the El Niño-like interdecadal pattern is established through the combined actions of Pacific meridional modes (MM) and the El Niño–Southern ... Oct 11, 2020 ... The null hypothesis is that all the parameters (except the constant term) are zero versus the alternative hypothesis that not all the parameters are zero. Nov 27, 2022 ... Generally speaking, null hypotheses tend to assume there are no differences unless strong evidence suggests that there are differences. Researchers create the null hypothesis to serve as a reference point for comparison of their findings. Usually represented by the symbol H0, this hypothesis ... KEY WORDS: Empirical Bayes; Empirical null hypothesis; Local false discovery rate; Microarray analysis; Unobserved covariates. 1. INTRODUCTION. Until ... Dec 12, 2019 ... I prefer to state the directional alternative hypothesis since these statements are very precise about what we are looking for and what we expect to find. Feb 4, 2014 ... Title:Null hypothesis significance tests: A mix-up of two different theories, the basis for widespread confusion and numerous misinterpretations. Many econometric testing problems involve nuisance parameters which are not identi- fied under the null hypotheses. This paper studies the asymptotic ...