Manipulating the alpha level cannot cure significance testing

D Trafimow, V Amrhein, CN Areshenkoff… - Frontiers in …, 2018 - frontiersin.org
We argue that making accept/reject decisions on scientific hypotheses, including a recent
call for changing the canonical alpha level from p= 0.05 to p= 0.005, is deleterious for the …

Do p Values Lose Their Meaning in Exploratory Analyses? It Depends How You Define the Familywise Error Rate

M Rubin - Review of General Psychology, 2017 - journals.sagepub.com
Several researchers have recently argued that p values lose their meaning in exploratory
analyses due to an unknown inflation of the alpha level (eg,;). For this argument to be …

A new way to think about internal and external validity

D Trafimow - Perspectives on Psychological Science, 2023 - journals.sagepub.com
Researchers have been concerned with internal and external validity for decades, and the
discussion continues. The present proposal is that there are less important and more …

A taxonomy of model assumptions on which P is based and implications for added benefit in the sciences

D Trafimow - International Journal of Social Research …, 2019 - Taylor & Francis
Although the null hypothesis significance testing procedure is problematic, many still favor
the use of p-values as indicating the state of evidence against the model used to generate …

The harmful effect of null hypothesis significance testing on marketing research: An example

D Trafimow, MR Hyman, A Kostyk, C Wang… - Journal of Business …, 2021 - Elsevier
Null hypothesis significance testing (NHST) has had and continues to have an adverse
effect on marketing research. The most recent American Statistical Association (ASA) …

An evaluation of four solutions to the forking paths problem: Adjusted alpha, preregistration, sensitivity analyses, and abandoning the Neyman-Pearson approach

M Rubin - Review of General Psychology, 2017 - journals.sagepub.com
,) proposed that when researchers base their statistical analyses on the idiosyncratic
characteristics of a specific sample (eg, a nonlinear transformation of a variable because it is …

Interaction between the stress phase angle (SPA) and the oscillatory shear index (OSI) affects endothelial cell gene expression

R Amaya, LM Cancel, JM Tarbell - PLoS One, 2016 - journals.plos.org
Hemodynamic forces play an important role in the non-uniform distribution of atherosclerotic
lesions. Endothelial cells are exposed simultaneously to fluid wall shear stress (WSS) and …

[HTML][HTML] Predictive power of statistical significance

TF Heston, JM King - World journal of methodology, 2017 - ncbi.nlm.nih.gov
A statistically significant research finding should not be defined as a P-value of 0.05 or less,
because this definition does not take into account study power. Statistical significance was …

Overview on the null hypothesis significance test

N van Dongen, L van Grootel - 2021 - osf.io
For decades, waxing and waning, there has been an ongoing debate on the values and
problems of the ubiquitously used null hypothesis significance test (NHST). With the start of …

A Probabilistic Evaluation of Surface Loading and Concentration as Metrics for Post Structural Fire Assessment Soot Sampling Data

RC Spicer - Fire Technology, 2024 - Springer
Surface sampling and laboratory analysis for soot/combustion particulates was conducted
following a fire at an education/research facility in the southwest United States. This …