Which group is predicted to have the most highly correlated IQ scores?
A)Monozygotic twins reared together
B)Dizygotic twins reared together
C)Monozygotic twins reared apart
D)Dizygotic twins reared apart
E)Siblings

Question

Quizplus · Accepted Answer

Monozygotic twins, also known as identical twins, share 100% of their genes. When reared together, they also share a very similar environment. This combination of genetic identity and environmental similarity leads to the highest correlation in IQ scores among the options provided.

Which Group Is Predicted to Have the Most Highly Correlated