Diesters Biolubricant Base Oil: Synthesis, Optimization, Characterization, and Physicochemical Characteristics

Table 4

Analysis of variance (ANOVA) for Y response of OLHYOOD.

Source	𝐷𝑓	Sum of squares	Mean square	𝐹 value	Prob >𝐹
Model	4	2828.18	707.05	5.60	0.0034	Significant
Residual	20	2523.33	126.17
Lack-of-fit	15	1731.87	115.46	0.73	0.7102	Not significant
Pure error	5	791.47	158.49