1) Two measures, x and y, were taken on eight subjects. Two regressions were performed and resulted in the following residual plots.

Regression 1 ? ? = ?71.8304 + 17.9871x and r²= 0.95.

\fRegression 1: Coefficients Standard Error t Stat P-value Intercept -249.8892857 138.0250971 -1.810462669 0.129994962 Mass 30.25535714 3.828127423 7.903435231 0.000521765 R-sq. = 92.6% R-sq. (adj) = 91.1% Regression 2: Coefficients Standard Error t Stat P-value Intercept 0.068135113 0.082836516 0.822525095 0.448213112 VM ass 0.709742492 0.002297472 308.9232968 6.74531E-12