问题如下:
We know that Company A:
According to the above data,what is the estimated Wd=? We=?
选项:
A. Wd= 0.210; We= 0.606
B. Wd= 0.194; We= 0.791
C. Wd= 0.227; We= 0.773
解释:
C is correct. Wd=50/(50+170)=0.227; We=170/(50+170)=0.773
只有c加起来是100%,直接能选,这样对吗