Literature has documented tremendous changes in classical regression analysis techniques since 1980s. The drawbacks of simple and multiple parametric regression analyses on model specifications and the non-robust assumption of error terms followed by the introduction of a series of diagnostic...

We present an extension of Sasieni, Royston, and Cox’s bivariate smoother running to the multivariable context. The software aims to provide a picture of the relation between a response variable and each of several continu- ous predictors simultaneously. This may be a valuable tool in...

Many statistical problems involve comparison and, in particular, the assessment of agreement or disagreement between data measured on identical scales. Some commonly used plots are often ineffective in assessing the fine structure of such data, especially scatterplots of highly correlated...

A Visual Guide to Stata Graphics gives you a detailed guide to Stata's graphics capabilities in an easy-to-use format. From beginning to end, author Michael Mitchell demonstrates through step-by-step examples the most efficient methods to create even the most complicated graphs. It will be the...