missingness

Noun

1. Absence.
   • So far, we assume that he took the rifle from the cabinet to throw blame by its missingness — I mean, its absence — on some one else. - 1931, Vernon Loder, Death of an Editor, page 236:
   • However, in examining the influences on Merton, there is one major influence which is missing, and its 'missingness' is illustrated by one quotation in which Merton describes the relationship between […] - 1988,...
   • That is, feelings of missingness and hurt — the usual interpretation of Wound — being lopsided perceptions, each contain the tacit feeling that the opposite can exist on its own. - 2002, Martin Lass, Mirror, Mirror,...
2. Missing data; omission.
3. The manner in which data are missing from a sample of a population.
   • In large scale surveys the assumption of missingness at random is untenable. - 1992, Arijit Chaudhuri, Horst Stenger, Survey Sampling: Theory and Methods, page 282:
   • These methods are very sensitive to assumptions made about the missingness mechanism or about the distributions of the variables with missing data. - 2002, Paul D. Allison, Missing Data, Sage Publications, →ISBN, page...
   • Some imputation models require the data to have a certain distribution of their missing values, their missingness pattern. - 2006, Mamdouh Refaat, Data Preparation for Data Mining Using SAS, page 180: