In addition, there may be specific genetic and environmental influences on each disorder independent of the common factor.
We therefore fit a simplex common factor model.
This camaraderie is the most common factor the men cited in explaining why they joined.
Countries are facing this challenge in many different ways, but one common factor is the increasing reliance on electronics and systems.
Likewise, shared environmental common factor loadings were opposite in sign.
An exploratory factor analysis (principal factors), however, provided no arguments for assuming more than one common factor.
Instead, as a second stage of analysis, we 'roll up' the significant independent variable in each category into a subindex using common factor analysis.
A second common factor was that many of the religious books presented themselves expressly as collections of songs and reading matter.
