Table 2.

Multiple regression tests of (a) mean UTL at 20.5°C and body mass (bm) on ΔUTL, (b) mean LTL at 14.5°C and bm on ΔLTL, (c) mean UTL at 20.5°C, mean LTL at 14.5°C and bm on LRE. (Degrees of freedom (d.f.), sum of square (SS), mean of square (MS), F-ratio and p-value (p), model R².)

	source	d.f.	SS	MS	F-ratio	p-value	R2
(a)
	model	2	7.564	3.782	6.937	0.013	0.581
	mean UTL at 20.5°C	1	7.390		13.554	0.004
	bm	1	0.975		1.788	0.211
	residual	10	5.452	0.545
	total	12	13.017
	predicted equation: ΔUTL=−26.51+0.63*mean UTL at 20.5°C−0.18*bm
(b)
	model	2	5.306	2.653	3.383	0.076	0.400
	mean LTL at 14.5°C	1	0.052		0.066	0.803
	bm	1	4.690		5.980	0.035
	residual	10	7.843	0.784
	total	12	13.149
	predicted equation: ΔLTL=3.63+0.05*mean LTL at 14.5°C−0.12*bm
(c)
	model	3	513.217	171.072	7.455	0.008	0.713
	mean UTL at 20.5°C	1	419.762		18.294	0.002
	mean LTL at 14.5°C	1	142.217		6.198	0.034
	bm	1	27.667		1.206	0.301
	residual	9	206.514	22.946
	total	12	719.731
	predicted equation: LRE=−237.02+4.83*mean UTL at 20.5°C±2.66*mean LTL at 14.5°C+1.03*bm