Table 3.

Summary of variogram parameters for Models 4 and 6.

Model	Parameter	Minimum	1st Qu. a	Median	Mean	3rd Qu. a	Maximum
Model 4	Range	5551	63,780	93,050	107,100	137,000	712,900
	Partial sill	1.65	96.18	208	448.7	507	6560
	Nugget	20.74	97.12	159.6	260.4	284.3	3096
Model 6	Range	4250	60,350	95,660	103,100	144,500	475,200
	Partial sill	0.0839	29.7	71.27	144.4	162.3	2866
	Nugget	0.0912	85.33	146.6	228.1	264.5	2650

^a Qu.: Quarter.