Publication bias is a substantial problem for the credibility of research in general and of meta-
analyses in particular, as it yields overestimated effects and may suggest the existence of …

Known methodological issues such as publication bias, questionable research practices
and studies with underpowered designs are known to decrease the replicability of study …

We have empirically assessed the distribution of published effect sizes and estimated power
by analyzing 26,841 statistical records from 3,801 cognitive neuroscience and psychology …

In many scientific disciplines, common research practices have led to unreliable and
exaggerated evidence about scientific phenomena. Here we describe some of these …

Publication bias and questionable research practices in primary research can lead to badly
overestimated effects in meta-analysis. Methodologists have proposed a variety of statistical …

In many research fields, the widespread use of questionable research practices has
jeopardized the credibility of scientific results. One of the most prominent questionable …

The terms “reproducibility crisis” and “replication crisis” gained currency in conversation and
in print over the last decade (eg, Pashler & Wagenmakers 2012), as disappointing results …

Because of overwhelming evidence of publication bias in psychology, techniques to correct
meta-analytic estimates for such bias are greatly needed. The methodology on which the p …

Purpose Questionable research or reporting practices (QRPs) contribute to a growing
concern regarding the credibility of research in the organizational sciences and related …

We examined the percentage of p values (. 05< p≤. 10) reported as marginally significant in
44,200 articles, across nine psychology disciplines, published in 70 journals belonging to …