Question 309229
xave=4.714286
yave=10.85714
SSXX=21.42857
SSYY=256.8571
SSXY=-36.2857
b=SSXY/SSXX=-1.6933
b'=SSXY/SSYY=-0.14127
r^2=b*b'=0.2392
b0=yave-b*xave=18.84