题目
If the correlation coefficient of a linear regression is 0.6, the percentage of variation of the dependent variable that is not explained by the independent variable is closest to:
选项
A.36%
B.40%
C.60%
D.64%
答案
D
解析
1-R2=1- 0.62=64% 本题解析如下： 1-R2=1- 0.62=64%