Quantile regression provides an attractive tool to the analysis of censored responses, because the conditional quantile functions are often of direct interest in regression analysis, and moreover, the ...

This article deals with the problem of local sensitivity analysis, that is, how sensitive are the results of a statistical analysis to changes in the data? A general methodology of sensitivity ...

A SIMPLE graphical method of calculating standard deviations has been described by Dr. B. Woolf 1. It is sometimes useful, as a means of estimating short-term variations in a process or product, as ...