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Market Research Summart Essay Preview: Market Research Summart Report this essay Karl Popper’s theory of conjecture & refutation.Operational definitions.(how loyal the customer is)Andreason’s backward market research methodology.Questionnaire design – Guidelines.Scales – nominal, ordinal, interval & ratio. Projective techniques.Randomized response technique.？Interviewee & interviewer biases, frame error, mail survey response rate.Interpretation of R outputsClass exercises.1.market research introduction:Understand.