In regression analysis, missing covariate data has been among the most common problems. Frequently, practitioners adopt the so-called complete-case analysis, i.e., performing the analysis on only a ...

Sander Greenland, Mohammad Ali Mansournia, Douglas G Altman, Sparse data bias, BMJ: British Medical Journal, Vol. 352 (11 Apr 2016 - 17 Apr 2016) ...

The Appriss Retail research highlights that despite growing efforts by retailers to curb retail returns fraud through stricter returns policies, the problem remains prevalent.