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spcosa (version 0.4-2)

StandardError-class: Class "StandardError"

Description

The standard error is estimated by means of the square root of Equation 7.14 in de Gruijter et al., (2006).

Arguments

Objects from the Class

Objects can be created by calls of the form new("StandardError", ...).

Slots

description:

Object of class "character" A description op the statistic.

Extends

Class "SamplingVariance", directly. Class "Statistic", by class "SamplingVariance", distance 2.

Methods

estimate

signature(statistic = "StandardError", stratification = "CompactStratification", samplingPattern = "SamplingPatternRandomSamplingUnits", data = "data.frame"): estimates the standard error, given a stratification, a sampling pattern and data.

Author

Dennis J. J. Walvoort dennis.walvoort@wur.nl, D.J. Brus, J.J. de Gruijter

References

de Gruijter, J. J., Brus, D. J., Bierkens, M. F. P., and Knotters, M. (2006) Sampling for Natural Resource Monitoring Berlin: Springer-Verlag.