Bjørnstad, Jan F.; Ytterstad, Elinor - In: Biometrika 95 (2008) 1, pp. 187-204
We consider the problem of estimating the population total in two-stage cluster sampling when cluster sizes are known only for the sampled clusters, making use of a population model arising from a variance component model. The problem can be considered as one of predicting the unobserved part Z...