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Visualizing diagnostic of multicollinearity: Tableplot and biplot methods.

Author(s)
B. Baris Alkan Faculty of Sciences and Arts, Department of Statistics, Sinop University, Sinop, Turkey
Cemal Atakan Faculty of Science, Department of Statistics, Ankara University, Ankara, Turkey
Abstract
In this study we tried to bring out the importance of two methods used for visualizing multicollinearity diagnostics. The first method is called Tableplot (see Friendly and Kwan, 2009). Through this technique, multicollinearity diagnostics ideas are combined with a visualizing approach. The second method is called Biplot (see Gabriel, 1971; Gower and Hand, 1996). The biplot technique is used for demonstrating significant properties of multivariate data structure. Both of these approaches have been examined by one real and three artificial data. Results indicate that Biplot method is preferred to instead of Tableplot for too large condition indexes.
Publication Details
Page(s) 59-78
DOI DOI not available
Published Journal: Pakistan Journal of Statistics, Volume: 29, Issue: 1, Year: 2013

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