AI-GEOSTATS: measurement error variance

[Celia Bulit]

Dear all:   has anyone some suggestions for estimating the measurement error variance as a component of the nugget, based on replicates data ?   Thank you for your attention ~~~~~~~~~~~~~~~~~~~~~~~~~~~ Celia Bulit Depto. El Hombre y su Ambiente UAM-Xochimilco Calzada del Hueso 1100 04960 M�xico D.F. M�xico   tel.:        (5255)-5483-7360 (home)   (5255)-5606-5568