Question

A couple has adopted three children from Korea and reared them in a loving home--two of the children are MZ twins and the third is unrelated to the first two. As adults, researchers find that a correlation of .6 on various personality characteristics between the MZ twins. Which of the following correlations would the researchers expect to find between the MZ twins and their adopted sister?

Select one:
a. .6
b. -.3
c. .3
d. .0

Answer 1

d,becouse the researchers do not expect to find any thing.