In simplest terms, the statistical procedure of the Coleman Report relies on a problematic
stepwise analysis of variance approach, which makes strong assumptions about which factors are fundamental causes of achievement and which are of secondary significance.
Not exact matches
Stepwise regression
analysis showed that impulsiveness / emotional unstableness, among the factor
of adult ADHD, accounted for the most
variance of internet addiction, and the additional accountability
of attention deficit / memory problems was significant.
Using
stepwise linear regression
analysis, the most powerful single predictor was the ADHD T - score, accounting for 12 %
of the
variance (R =.35, t = 7.8, p <.0001).