An overview is given of an approach to the definition of descriptive characteristics of populations and to their estimation. The emphasis is on the robustness and efficiency of the estimators. Detailed summaries will be found in successive papers of the series dealing with the problems of location, scale and kurtosis.
Ann. Statist.
3(5):
1038-1044
(September, 1975).
DOI: 10.1214/aos/1176343239
