Heritability and Variance Calculation
A study of identical twins raised apart found that the correlation coefficient for their mathematical ability scores was r = 0.72. A separate analysis indicated that environmental factors correlated with mathematical performance at r = 0.45. Based on these data, what percentage of the variance in mathematical ability is attributable to genetic factors?
A
51.8%
B
45%
C
72%
D
27%
Question Leaderboard
Not enough data yet to show leaderboard.