can dependent data from different variables be added why different variables are missing why are different dependent variables used in a different experiment. why variables are missing in my research which variables are missing how many variables does the variable missing represent why do we have different missing variables why do you have multiple variables in an experiment why do we have different missing values for each variable? when collecting data on each dependent variable is missing, what is the reason for the difference? why are different dependent variables used as variables why is variable missing how often should you collect data on different dependent variables how to find variable missing why is the data missing why are dependent and independent variables missing are variable missing for each dependent variable for an experiment? why are participants missing variable data do different dependent variables have the same missing value when do i remove data from different dependent variables