Data base
There is quite an extensive literature describing sample survey techniques and methods for assessing their precision. Example manuals are:
- Cochran, W.G. (1977), Sampling Techniques, 3rd ed., Wiley, New York
- Särndal, C.E., Swensson, B., Wretman, J. (1992), Model Assisted Survey Sampling, Springer-Verlag, New York
- Bracha, Cz. (1996), Teoretyczne podstawy metody reprezentacyjnej, PWN, Warszawa.