Using disallowed combinations to remove a factor from the DoE
Hello!I want to design an experiment to test the best setup in a machine where one of the factors define if I should test the other factors. Simplifying the problem, suppose the machine have a (A) water valve: on/off. If the water valve is on, then I want to test (B) hot/cold water and (C) flow rate between 5 and 7 mL/s. When the water valve is off, B and C does not make sense.How should I design ...