design an experiment definition why does the design of an experiment need to be good which problem really demonstrate the value and nuance of the different types of optimal design of experiments? what is the design of an experiment which is a characteristic of an experimental design? what are the best problems to design an experiment what are the problems that truly demonstrate the value and nuance for the different types of optimal design for an experiment? what is the best problem for optimal design of experiments which of the following problem type is true of all statistical experiments? what are the good statistical methods why is experimental design useful which of the following is a good design problem? what are the best design problems what is design criteria for experiments which of the following is an example of an experimental design which is a characteristic characteristic of an experiment? what is the best approach for optimal design of experiments which type of experiments are useful and characteristic for optimal design? when designing an experiment what is the best problem what is the best problem to design an experiment