Table 3.

Validation of predicted values for physical, mechanical and barrier properties of pea starch: chitosan blended film

Variables response	Predicted value	Experimental value (n = 3)
Thickness (mm)	0.055 ± 0.01	0.058 ± 0.03
WVP (gs−1 m−1 Pa−1)	5.29 ± 0.07	5.27 ± 0.03
Solubility (%)	45.53 ± 0.1	48.12 ± 0.06
Moisture content (%)	17.73 ± 0.03	19.14 ± 0.08
Elastic modulus (N/m2)	3543.53 ± 2.56	3559.25 ± 5.69
Elongation at break (mm)	4.6 ± 0.92	5.0 ± 1.34
Tensile strength (Nm−2)	173.7 ± 2.13	181.8 ± 1.78