it might be interesting to write down what you expect the results to be

Always worth saying, thanks. I spent an extra three minutes there before reading on.

My predictions were "IQ not generally correlated with DMC items, with the exception of social norms, decision rules (positive) and under/overconfidence (negative)", "only a few DMC items correlated with each other", "little or no effect of education", "weaker correlations than .5".