Those who score above average on tests of mathematical aptitude are also likely to score above average on tests of verbal aptitude. according to spearman, this best illustrates the importance of:

This best illustrates the importance of "G factor".

The g factor otherwise called general knowledge is a construct created in psychometric examinations of cognitive abilities and human insight. It is a variable that compresses constructive connections among various psychological undertakings, mirroring the way that a person's execution on one sort of subjective errand has a tendency to be practically identical to that individual's execution on different sorts of intellectual assignments.