Mwambi, Henry Godwell.Stephen, Aluko Omololu.2019-06-052019-06-0520182018https://researchspace.ukzn.ac.za/handle/10413/16318Doctor of Philosophy in Science. University of KwaZulu-Natal, Pietermaritzburg, 2018.Abstract available in PDF file.enMissing data.Longitudinal studies.Missing completely at random.Missing at random.Statistical approaches for handling longitudinal and cross sectional discrete data with missing values focusing on multiple imputation and probability weighting.Thesis