Modeling linear regression in Excel is easier with the Data Analysis ToolPak. Regression output can be interpreted for both the size and strength of a correlation among one or more variables on the ...

A new multivariate concept of quantile, based on a directional version of Koenker and Bassett's traditional regression quantiles, is introduced for multivariate location and multiple-output regression ...

Differential equation (DE) models are widely used in many scientific fields, including engineering, physics, and biomedical sciences. The so-called "forward problem," the problem of simulations and ...