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Probability Statistics and Econometric Journal

(PSEJ)
ISSN (Print): 9301-4221 | ISSN (Online): 5342-3371
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HomePSEJ Vol. 4, No. 1 COMPARATIVE STUDY OF MANLY TRANSFORMATION AND YEO…
📄 Research Article PSEJ Vol. 4, No. 1 (2022)

COMPARATIVE STUDY OF MANLY TRANSFORMATION AND YEO-JOHNSON TRANSFORMATION IN QUANTILE REGRESSION ANALYSIS

Nwakuya Maureen Tobechukwu & Biu Emmanuel O
Department of Mathematics and Statistics, University of Port Harcourt, Rivers State, Nigeria.
Probability Statistics and Econometric Journal, Vol. 4, No. 1 (2022), pp. 20-27 | DOI:
Open Access Peer Reviewed Research Article

Abstract

This paper tries to implement Yeo-Johnson and Manly transformations in a quantile regression analysis while using the Chamberlain and Buchinsky two stage estimator to estimate the transformation parameter for both methods. A comparison was done between the two methods.  The comparison was based on the bias of the estimates, AIC and MSE. The results of this analysis revealed that at all quantiles considered (0.05, 0.25, 0.5, 0.75 and 0.95), the Yeo-Johnson transformed quantile regression performed better than the Manly transformed quantile regression based on the AIC and MSE. The bias of the estimates also indicated that the Yeo-Johnson transformed Quantile regression had better results except at the 25th quantile where the Manly method had a better result.
Keywords: Yeo-Johnson transformation, Manly Transformation, , Chamberlain and Buchinsky two stage method, quantile Regression
📑 How to Cite This Article
APA 7th Edition:
Nwakuya Maureen Tobechukwu, Biu Emmanuel O (2022). COMPARATIVE STUDY OF MANLY TRANSFORMATION AND YEO-JOHNSON TRANSFORMATION IN QUANTILE REGRESSION ANALYSIS. Probability Statistics and Econometric Journal, 4(1), 20-27. https://doi.org/
Vancouver Style:
Nwakuya Maureen Tobechukwu, Biu Emmanuel O. COMPARATIVE STUDY OF MANLY TRANSFORMATION AND YEO-JOHNSON TRANSFORMATION IN QUANTILE REGRESSION ANALYSIS. Probab. Stat. Econom. J.. 2022;4(1):20-27. DOI:
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