Stepwise deletion: a technique for missi
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Jan B. Hemel; Hilko van der Voet; Frans R. Hindriks; Willem van der Slik
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Article
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1987
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Elsevier Science
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English
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Multivariate data sets often contain gaps in the data matrix. Especially with medical data, missing values are not always avoidable. Most techniques of data analysis do not allow for data gaps; a brief overview is given of the methods currently used to cope with this problem. There are two major gro