Model

Equation

R²

Linear

$ELA=-44.5504+10.3528\left(L\right)$

0.9562

Linear

$ELA=-51.0881+15.8153\left(W\right)$

0.9453

Linear

$ELA=1.530010+0.730324\left(LW\right)$

0.9980

Quadratic

$ELA=-6.18991+2.52336\left(L\right)+0.35508{\left(L\right)}^2$

0.9794

Quadratic

$ELA=18.40043-6.56575\left(W\right)+0.59243{\left(W\right)}^2$

0.9760

Quadratic

$ELA=0.5416317+0.7537996\left(LW\right)+0.0001077{\left(LW\right)}^2$

0.9980

Power

$ELA=0.9202{\left(L\right)}^{1.7718}$

0.9787

Power

$ELA=1.7727{\left(W\right)}^{1.7772}$

0.9760

Power

$ELA=0.84{\left(LW\right)}^{0.9749}$

0.9980