Result of the analysis of variance Particle size (nm) (Y1) Entrapment efficiency (%) (Y2) Drug loading (%) (Y3)
Regression
Some of square 22286.24    251.37 204.42
Degrees of freedom (df) 9 9 9
Mean squares 2476.25 27.93 22.71
F-value 7288.58    69.33 323.46
P <0.0001  <0.0001  ˂0.0001
Inference Significant Significant Significant
Lack of fit tests
Some of square 0.37 0.20 0.36
Degrees of freedom (df) 3 3 3
Mean squares 0.12 0.065 0.12
F-value 0.24 0.099 3.64
P 0.8618 0.9563 0.1221
Inference Non- Significant Non- Significant Non-Significant
R2 0.9999 0.9889 0.9976
Correlation of variation (% CV) 0.27 0.95 1.41
Residual
Some of square 2.38 2.82 0.49
Degrees of freedom (df) 7 7 7
Mean squares 0.34 0.40 0.070
Standard deviation (SD) 0.58 0.63 0.26
Table 5: Analysis of variance of calculated model for response Y1, Y2 and Y3