highly significantp < 0.0001
The response surface quadratic model was highly significant ( p < 0.0001), and the lake of fit (lake of fit = 0.0710 > 0.05) was not significant.
The response surface quadratic model was highly significant ( p < 0.0001), and the lake of fit (lake of fit = 0.0710 > 0.05) was not significant.