Table 4: This table shows the analysis of data by (ANOVA) methods in which it groups the data of the products in three parts.

Sum of Squares 
df 
Mean Square 
F 
Sig 
Between Groups 
0.638 
1 
0.638 
0.172 
0.679 
Within Groups 
686.463 
185 
3.711 


Total 
687.102 
186 


