It is of fundamental interest in statistics to test the significance of a set of covariates. For example, in genomewide association studies, a joint null hypothesis of no genetic effect is tested for ...

Senior Lecturer in Comparative and Environmental Physiology, University of Roehampton How should scientists interpret their data? Emerging from their labs after days, weeks, months, even years spent ...

P values indicate how incompatible the observed data may be with a null hypothesis; “P<0.05” implies that a treatment effect or exposure association larger than that observed would occur less than 5% ...