Econometrica: Jan 1950, Volume 18, Issue 1
An Application of Least Squares to Family Diet Surveys
M. H. QuenouilleThe application of the method of least squares is discussed for the case in which a large number of unknowns have to be estimated; in particular, the application to family diet surveys is considered. Methods are indicated for shortening the analysis and investigating the importance of different variables by a step-by-step procedure. Suggestions are made on the planning of surveys in the light of the methods investigated here.
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