1. Missing observations in multivariate statistics. I. Review of the literature;Affifi;J. Amer. Statist. Assoc.,1966
2. Missing observations in multivariate statistics. II. Point estimation in simple linear regression;Affifi;J. Amer. Statist. Assoc.,1967
3. Missing observations in multivariate statistics. III. Large sample analysis of simple linear regression;Affifi;J. Amer. Statist. Assoc.,1969
4. Missing observations in multivariate statistics. IV. A note on simple linear regression;Affifi;J. Amer. Statist. Assoc.,1969