how do you determine if a variable is significant what variable would be a significant variable in regression analysis can you add variables to a regression equation does ethwhite affect wage what variables are not important in regression which variable is missing in multiple regression? ethblack white hispanic wage how do you add a variable in multiple regression analysis if a variable is missing is it a sign of gender when does race affect salary how to add variables to the regression does race affect earnings in regression does asvabc measure ethnicity a variable that can be used to test income or salary is does race affect earnings what is the _________ variable in the variable for salary how to do regression analysis on gender how important is race in multiple regression racial significance to earnings does nlys79 consider ethnicity as an important variable in multiple regression analysis?