Percent of male raters as a moderator. Meta-analytic
weighted least squares regression analyses were used to examine
the centered continuous variable. Upon viewing the scatterplot
of percent of male raters on Cohen’s d, we identified
extreme outliers at the d 1.52 and d .43 points. Although
these were not removed for the complete meta-analysis, they
were removed for this specific analysis given the degree to
which they differed from the normal distribution for the 58
studies that included the variable of percent of male raters. The
linear effect for percent of male raters was significant (unstandardized
.003, R2 .09, p .01), while the squared term
(testing the curvilinear effect) was not statistically significant.