They must individually be applied and to follow rules of election of the sample. The report of the quantitative research, beyond interpretations and conclusions, must show to tables of percentages and graphs. They are the seven necessary stages for the accomplishment of a quantitative research: 1) Definition of the objective of the research, 2) Definition of the population and the sample, 3) Elaboration of the questionnaires, 4) Collection of data (field), 4) Processing of the data (tabulao), 6) Analysis of the results, and 7) Presentation and spreading of the results. Sensu of Enterprise Logistic course MBA in and Supply Chain of the Uninove had been carried through 101 interviews for the pupils of broad after-graduation and analyzed factors of perception of the consumer that influence its decision at the moment of choice of a device of mobile telephony and its discarding. 6.ANLISE OF the DATA the superiority indicates, for example, in Picture 7 below, that how much the Durability of the Device, in the band of less than 25 years, 23 of the 101 met that they had answered the questionnaire, being that 49.8% consider important the durability very, however, in the band of 36 the 40 years it is that the superiority is bigger, of 53%. How much to the size, the ones that less are imported with this characteristic are of the band enter 26 the 30, and the ones that more they are imported are of the band above of the 41. The superiority indicates, for example, in Picture 8 below, that how much the Assistance Technique, in the band of less than 25 years, 23 of the 101 met that they had answered the questionnaire, being that 47.04% consider very important that the Assistance Technique must make responsible in guiding how much the discarding of the used device, however, in the band of the 41 years it is that the superiority is bigger, of 61,40%. .