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Dyfyniad Arddull ChicagoSchroeder, Larry D., David L. Sjoquist, and Paula E. Stephan. Understanding Regression Analysis: An Introductory Guide. Delhi: Sage, 1986.
Dyfyniad MLASchroeder, Larry D., et al. Understanding Regression Analysis: An Introductory Guide. Sage, 1986.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.