It’s the best individual predictor when compared against other predictors, but not very predictive on its own.
I.e. Iq is more predictive than inherited wealth, but iq + inherited wealth is more predictive than either individual factor.
Class traits are of course inherited, but there is a distinction to be made between cultural inheritance and generic inheritance.
Which are you talking about?
It’s the best individual predictor when compared against other predictors, but not very predictive on its own.
I.e. Iq is more predictive than inherited wealth, but iq + inherited wealth is more predictive than either individual factor.