Table 1.

Comparison of results from Random Forests on ripe fig fruit volatile organic compounds (VOCs) using untransformed and transformed data

Group of interest	Model frequency (untransformed data)a	Predictor VOCs (untransformed data)a	Model frequency (transformed data)	Predictor VOCs (transformed data)	Percentage of VOCs in headspacea	CVa,b
F. hispida female	100	2-amyl acetate	100	2-amyl acetate	63.3	0.3
		iso-amyl acetate			1.3	1.5
				2-heptyl acetate	23.2	0.7
F. hispida male	100	indole	100	indole	32.1	0.6
		α-trans bergamotene		α-trans bergamotene	20.9	0.5
F. tsjahela monoecious	100	α-pinene	100	α-pinene	31.5	0.2
		camphene		camphene	3.1	0.3
F. exasperata female	98	γ-terpinene	83	γ-terpinene	21.7	0.5
		p-cymene			5.4	0.3
		β-caryophyllene			0.2	1.5
				undecane	1.3	1.1
F. exasperata male	31	daucene	82	daucene	2.9	1.0
		β-copaene		β-copaene	0.9	0.9
				allo-aromadendrene	3.3	1.0
				γ-terpinene	7.9	0.6
				terpinolene	0.5	0.9

^aData from Ranganathan & Borges (2010).²

^bCoefficient of variation of VOC headspace percentage.