DAAG (version 1.25.7)

repPsych: Summary results from Reproducibility Study: Psychology

Description

The chief interest, in collating this dataset, was in the measures of effect size, for the originl study and for the replication.

Usage

data("repPsych")

Format

A data frame with 97 observations on the following 12 variables.

stat

Test statistic. Character

Journal

Where published. Character.

Discipline

Cognitive or Social. Character.

reportedP.O

Reported p-value. Character.

effSizeO

Original effect size. Character.

T_r.O

Original effect size, as correlation. Numeric.

T_r.R

Replication effect size, as correlation. Numeric.

efftype

a character vector

tlike

Was test statistic t or F(1, m). Logical.

d_O

Original effect size, on Cohen's d scale. Numeric.

d_R

Replication effect size, on Cohen's d scale. Numeric.

Details

Effect estimates on a correlation scale were converted to a Cohen's d scale using d = 2r/sqrt(1-r^2).

References

https://osf.io/ezum7/ https://osf.io/z7aux Open Science Collaboration, 2015. Estimating the reproducibility of psychological science. Science, 349(6251), p.aac4716.

Examples

data(repPsych)