: Extends analysis to models with multiple explanatory variables.
) could perform similar probit and logit analyses for free, with the added benefit of being transparent and peer-reviewed. The Moral of the Story
: Handles binary response models with a single independent variable.
LeOra Software's and its modern successor, PoloSuite , are commercial statistical tools used primarily for probit and logit regression analysis in bioassays. There is no legitimate free version or ".rar" download for this software .