The Open Mathematics, Statistics and Probability Journal

2009, 1 : 52-54
Published online 2009 June 18. DOI: 10.2174/1876527000901010052
Publisher ID: TOSPJ-1-52

When Do Plots of Regressions of X on Y and of Y on X Coincide?

Czeslaw Stepniak and Katarzyna Wasik
Institute of Mathematics, University of Rzeszów, Rejtana 16 A, 35-959 Rzeszów, Poland.

ABSTRACT

It is well known that the plots of the regressions of a random variable X on Y and of Y on X, in general, does not coincide. We study conditions for such coincidence.