UPmidzuno {sampling} | R Documentation |
Use Midzuno method to select a sample of units (unequal probabilities, without replacement, fixed sample size).
UPmidzuno(pik)
pik |
vector of prescribed inclusion probabilities. |
Return a vector (0 and 1) of size N, where N is the population size.
Midzuno, H. (1952), On the sampling system with probability proportional to sum of size.
Annals of the Institute of Statistical Mathematics, 3:99-107.
Deville, J.-C. and Tillé, Y. (1998),
Unequal probability sampling without replacement through a splitting method,
Biometrika, 85:89-101.
#define the prescribed inclusion probabilities pik=c(0.2,0.7,0.8,0.5,0.4,0.4) #select a sample UPmidzuno(pik)