growth mixture model is gaussian mixtures the same as growth mixtures growth mixture definition what is the growth mixture can growth mixtures be combined to form linear models what is growth mixture growth mixture model growth mixture model growth mixture model growth mixture model definition what is growth mixture model what is growth mixture model growth mixture definition what model can be used to represent a growth mixture growth mixture model definition is growth mixture just gaussian growth mixture model is just growth mixture used how many growth mixtures growth mixture model are growth mixtures gaussian or congruent