Model

Equation

R²

Linear

$ELA=-11.61031+4.68093\left(L\right)$

0.9562

Linear

$ELA=-11.60517+8.28574\left(W\right)$

0.9453

Linear

$ELA=0.169901+0.729869\left(LW\right)$

0.9980

Quadratic

$ELA=-2.19508+1.03495\left(L\right)+0.31174{\left(L\right)}^2$

0.9794

Quadratic

$ELA=0.41870-0.08303\left(W\right)+1.28765{\left(W\right)}^2$

0.9760

Quadratic

$ELA=0.18122798+0.72847767\left(LW\right)+0.00002789{\left(LW\right)}^2$

0.9980

Power

$ELA=0.5120{\left(L\right)}^{1.8883}$

0.9787

Power

$ELA=1.3688{\left(W\right)}^{1.9612}$

0.9760

Power

$ELA=0.7656{\left(LW\right)}^{0.9886}$

0.9980