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SDaA (version 0.1-2)

statepop: Unequal-Probability Sample of Counties in the US...

Description

Unequal-Probability Sample of Counties in the US

Arguments

Details

counties selected with probability proportional to 1992 population

References

Lohr (1999). Sampling: Design and Analysis, Duxbury, p. 190 -- 192 and 444.