Amahia, Godwin Nwanzu - In: CBN journal of applied statistics 1 (2010) 1, pp. 79-89
Missing survey data occur because of unit and item non-response. This is practically independent of the method of data … collection. As a result of the bias that non-response sometimes introduces in survey estimates, identifying factors that promote … unit non-response is by weighting adjustment, while item non-responses are handled by some form of imputation. This paper …