how many independent observations in spss how many observations does spss collect how many independent observations on spss data how many independent spss observations for a period what variables make up a latent variable what is the difference between a independent variable and a dependent variable in pylori how many independent variables are in spss how many independent variables are in spss how many observations in spss how many independent spss observations for the year dsi how many independent observations how many independent variable are in spss how many independent variables are there in a spss panel how many independent observations in spss? how to enter a country into spss how do you use spss to enter data how many independent observations in a data set? do you use independent or latent variables how many observations are in each country's data how many independent observations are in spss