Conceptual and Statistical Knowledge

 

Primer on Reproducible Research in R: Enhancing Transparency and Scientific Rigor

Achieving research reproducibility is a precarious aspect of scientific practice. However, many studies across disciplines fail to be fully reproduced due to inadequate dissemination methods. Traditional publication practices often fail to provide a …

Procedimentos para investigação científica

O profissional formado pelo Curso de Graduação em Psicologia da Unifesspa caracterizar-se-á porpossuir uma formação pluralista e generalista, preparado para atuação multiprofissional pelaformação interdisciplinar com enfoque crítico, científico e …

Programming Psychological Experiments using python and OpenSesame

Using this material, you can learn how to code in python, build experiments using OpenSesame, and do basic data preprocessing in python.

Psychological testing and psychological assessment: A review of evidence and issues.

This article summarizes evidence and issues associated with psychological assessment. Data from more than 125 meta-analyses on test validity and 800 samples examining multimethod assessment suggest 4 general conclusions: (a) Psychological test …

Psychology’s Credibility Revolution

In 2011, Daryl Bem published a paper that seemed to demonstrate evidence for extra sensory perception (ESP). Four years later, the Open Science Collaboration failed to replicate 67 of 100 published psychological studies. These results and others have …

Publication Bias in Psychology: A Diagnosis Based on the Correlation between Effect Size and Sample Size

Background: The p value obtained from a significance test provides no information about the magnitude or importance of the underlying phenomenon. Therefore, additional reporting of effect size is often recommended. Effect sizes are theoretically …

Publication Decisions and their Possible Effects on Inferences Drawn from Tests of Significance—or Vice Versa

There is some evidence that in fields where statistical tests of significance are commonly used, research which yields nonsignificant results is not published. Such research being unknown to other investigators may be repeated independently until …

Quantitative Emerging Practices and Methods in Psychology

Recently, a reporter in the Chronicle of Higher Education wrote that “psychology is having an uneasy moment” (Zamudio-Suarez, 2016). The “uneasy moment” to which she referred is a movementof field self-criticism that has gained incredible steam and …

Questionable research practices among researchers in the most research-productive management programs

Questionable research practices (QRPs) among researchers have been a source of concern in many fields of study. QRPs are often used to enhance the probability of achieving statistical significance which affects the likelihood of a paper being …

Raising awareness of uncertain choices in empirical data analysis: A teaching concept toward replicable research practices

Throughout their education and when reading the scientific literature, students may get the impression that there is a unique and correct analysis strategy for every data analysis task and that this analysis strategy will always yield a significant …