Averages of intelligence and psychosocial functioning across levels of socioeconomic status.

ρ = Spearman's correlation coefficient; ρadj = partial Spearman's, i.e. adjusted for PF/IQ; *** = pa Skewness = −0.191 (pb Skewness = −0.073 (p Mean and standard deviation (SD) of intelligence (IQ) and psychosocial functioning (PF) across levels of SES indicators;