search for: rsq_grid40km2

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2011 Feb 21
0
r-square for cluster
...t;- (nrow(data_group-1)*sum(apply(data_group,2,var))) # SS for all variables for a given cluster SStot_grid40km=append(SStot_grid40km, SSgroup,after=length(SStot_grid40km)) } ssw_grid40km = sum(SStot_grid40km) #withinSS (??) as the sum of SS for all clusters ssbetween_grid40km = SSTot-ssw_grid40km RSQ_grid40km2 = ssbetween_grid40km/SSTot # R-square Am I right? Does this correspond to SAS's R2? Many thanks, Yan Ressources Naturelles Canada Service Canadien des ForĂȘts - Centre de Foresterie des Laurentides 1055, rue du PEPS CP 10380, Succ. Ste-Foy QuĂ©bec, QC, G1V 4C7 Tel. : +001 418 649-6859 Fax...