NO.PZ202001080100002602
问题如下:
b. What is the R2,R2, and F statistic of this regression?
选项:
解释:
So, the TSS = 75.797 and the ESS = 68.598.
R2=ESS/TSS=68.598/75.797=90.5%
R2=1−n−k−1n−1(1−R2)=1−10−2−110−1(1−0.905)=0.878
F=RSSU/(N−kU−1)(RSSR−RSSU)/q=0.72/(10−2−1)(7.58−0.72)/2=33.47
这题的知识点在哪讲过啊