Biodiesel Production Using Supercritical Methanol with Carbon Dioxide and Acetic Acid

Table 5

Analysis of variance summary table of fatty acid methyl ester (FAME) concentrations.

	SS	DF	MS	𝐹	CF
𝐴	2964.22	2	1482.11	263.28	100.00
𝐵	35.45	2	17.73	3.15	90.81
𝐶	915.73	2	457.87	81.33	100.00
𝐷	140.14	2	70.07	12.45	99.74
Error	50.66	9	5.63
Total	4106.20	17

(𝐴: temperature; 𝐵: time; 𝐶: molar ratio (methanol/oil); 𝐷: molar ratio (acetic acid/oil)).
SS: sum of squares; DF: degrees of freedom; MS: mean square; 𝐹: 𝐹 ratio, CF: confidence.