Let's Say That You Conduct a Study on the Effects

Multiple Choice

Let's say that you conduct a study on the effects of vitamin B12 on maze learning in rats. Your statistical analysis reveals that 60% of the variance can be accounted for by the manipulation of vitamin B12. The remaining variance (40%) is referred to as

A) normal variance.
B) factor analysis.
C) independent variance.
D) variable fluctuation.
E) error variance.