Square: A=s2
S=3.2
A=

And explain how you got it so i can understand future problems : 3

Suppose a least-squares regression line is given by modifyingabove y with caret equals 4.302 x minus 3.293. what is the mean value of the response variable if xequals20?

Hi, can anyone show me how to do this problem? 100 points for this. in advance