, Spatial Temporal
Modeling
of SO2 in the Milan District. in Geostatistics Wollong '96,
E.Y. Baafi and N.A. Schofield (eds), Kluwer academic Publishers,
1031-1042
Also see Cressie-Huang in JASA and Gneiting in JASA
Donald E. Myers
Noemi Barabas wrote:
Dear Oscar,
It sounds like you need
The sample variance (assuming that you use the n-1 divisor) is an
unbiased estimator of the population variance provided you use random
sampling. Note the ing on the word sampling, it is not quite correct
to talk about random samples or independent samples. or at least it
may be mis-leading.
then as well. There is no definitive answer to the
question since it depends on the question, i.e., what is the data to be
used for?
Donald E. Myers
Department of Mathematics
University of Arizona
Tucson, AZ 85721
http://www.u.arizona.edu/~donaldm
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