which variable is a dependent variable and a independent variable what is the relationship between variable a and variable c how to predict single timepoint from longitudinal data what is the optimum approach to predicting longitudinal data how to predict a single time point how to predict variable a which of the following variables is a dependent variable? how to predict time points how to predict a single timepoint how to predict a single time point with longitudinal data what model to use to predict variable a which variable is based on a dependent variable if a variable is dependent, then how to interpret and interpret the results. can dependent variable be used to predict variable a what is the difference between variable b and variable c what is a dependent variable of a longitudinal data set how to predict a single timepoint in a long term study when does longitudinal data show the independent variable what model do you use to predict variable a and b what is the dependent variable? and what is the independent variable?