Table 1.

Summary of statistical features of each measurement data set

	Diameter measurements (mm)			Rind thickness measurements (mm)
	Caliper	Image analysis	Puncture method	Caliper	Image analysis	Puncture method
Mean	13.78	13.89	14.05	2.37	2.39	2.61
Range	16.84	15.96	16.42	2.76	2.76	2.97
Standard deviation	3.17	3.096	3.71	0.6	0.62	0.71
Variance	10.03	9.59	13.75	0.35	0.39	0.51