Acquire an understanding of the concepts surrounding 'collinearity'. Appreciate the indications and symptoms of collinearity in multivariable regression. Become aware of the available diagnostic tools ...

Understanding one of the most important types of data analysis. by Amy Gallo You probably know by now that whenever possible you should be making data-driven decisions at work. But do you know how to ...

Regression analysis is a method of determining the relationship between two sets of variables when one set is dependent on the other. In business, regression analysis can be used to calculate how ...

The Journal of the Operational Research Society, Vol. 60, No. 12 (Dec., 2009), pp. 1775-1785 (11 pages) The research on efficiency valuations has used two distinct approaches. One is the nonparametric ...

Years ago, our firm employed a junior investment analyst who left us for supposedly greener pastures. In his exit interview, he told me he was leaving in part because he was great at picking ...

In this paper, we consider a robust approach to the ultrahigh dimensional variable screening under varying coefficient models. While the existing works focusing on the mean regression function, we ...

Clinical and prognostic significance of bone marrow involvement in patients with diffuse aggressive B-cell lymphoma. Recently, it has been shown that CD30 antigen expression is associated with a ...