Suppose you conducted a study of pairs of identical twins, one of whom was diagnosed with ADHD. Now you examine whether or not the other twins in each pair also have ADHD. In comparison to pairs of unrelated children, you would expect that the other twin in your study would be _______ likely to also be diagnosed with ADHD.
A) much less
B) somewhat less
C) equally
D) more

Question

Quizplus · Accepted Answer

ADHD has a genetic component, making it more likely for individuals whose identical twin was diagnosed with ADHD to also have this diagnosis.

Suppose You Conducted a Study of Pairs of Identical Twins