Soft Maximum - best free downloads
multivariate regression

DataFit
DataFit is a tool used to perform nonlinear regression (curve fitting), statistical analysis and data plotting. What sets ... variables should be included in your regression model for multivariate datasets. Results include completely customizable 2D and 3D plots, ...

statistiXL
... Circular, Normal and Poisson, Simple and Multiple Linear Regression, Nonparametric Tests such as Friedman, Kruskal-Wallis and Mann-Whitney, Principal Component Analysis, Univariate and Multivariate t-Tests. statistiXL also produces a wide range of plots including ...

1