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Exercise 3936. Points 3, theme: Variography and Kriging

Open exercise
The demo data for Autocorrelation and Variogram in the SDC are the mean precipitation data in May in the Baltic meteorological stations.
  1. From which distance can the stations be considered as spatially independent according to autocorrelogramm and according to variogram?
  2. Is the extent of spatial relationship different according to the autocorrelogram and variogram?
  3. What could be the reason of this difference?

Instructions

See formula in Wikipedia: for Moran I and for semivariance.
Calculate both graphs up to distance 300 km.
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