how to use spatial data to model lithology is lithology an independent variable or a categorical variable which data type is an independent variable in multivariate analysis what is the equation for multiple regression analysis which data is used for multi-parameter modeling? what is the spatial variable in multiple regression model what is the equation for regression which data are spatial variables? which statement best describes the function of multiple regression? how is a spatial regression method better what kind of model is spatial regression what type of regression is used for soil lithology which data sets are the independent variables of a multivariate multi-variate regression model? which model of spatial data is better for a dependent and independent variable what is spatial data what is spatial modelling used for what is the variable in the spatial data in multiple regression analysis why use multiple regression analysis in groundwater if the independent variable is a lithology, why is it important to use it which data type is an independent variable for a spatial regression analysis