Table 2.

Result of statistical analysis of Response 1– %CBD Recovery.

Term	Standardised Effect	% Contribution
A: CO2 Flowrate	52.77	62.86
B: Extraction time	26.12	15.40
C: Extraction pressure	6.31	0.90
AB	−19.12	8.26
AC	−3.67	0.30
BC	12.43	1.67
ABC	−12.93	1.96