Two-stage sample from MU284
The MU284 population comes from Sarndal et al, and the complete data are available from Statlib. These data are a two-stage sample from the population, analyzed on page 143 of the book.
data(mu284)
A data frame with 15 observations on the following 5 variables.
id1identifier for PSU
n1number of PSUs in population
id2identifier for second-stage unit
y1variable to be analysed
n2number of second-stage units in this PSU
Carl Erik Sarndal, Bengt Swensson, Jan Wretman. (1991) "Model Assisted Survey Sampling" Springer.
(downloaded from StatLib, which is no longer active)
data(mu284) (dmu284<-svydesign(id=~id1+id2,fpc=~n1+n2, data=mu284)) (ytotal<-svytotal(~y1, dmu284)) vcov(ytotal)
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