Monograph comprising an evaluation of the nature and extent of distortion in the statistical data resulting from the 1963 population census of Nigeria - discusses nigeria's demographic problems, appraises the reported data of the 1963 census (incl. In respect of age group, sex, ethnic factors, occupation, etc.), and includes information on the reported age structure of the population as opposed to projections made in the 1953 census. Bibliography pp. 205 to 207, graphs, map, references and statistical tables.