Multiple Choice
David wants to look at genetic influences on IQ,so he administers a battery of tests to Frank and Fred,who are fraternal twins; Sidney and Sheldon,who are identical twins; and Larry and Harry,who are non-twin brothers.David's supervisor asks him to make estimate which set of siblings will most likely have the most similar IQs.What is David's best guess likely to be?
A) Frank and Fred
B) Sidney and Sheldon
C) Larry and Harry
D) As they're all siblings, the correlation should be about the same for all pairs.
Correct Answer:
Verified
Correct Answer:
Verified
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