The present paper discuss important subjects concerning the quality of the public high school when compared to the private, starting from data of the research "10 years later - Unesp - candidate's different profiles for different courses (Study of variables of Cultural Capital)", questioning the ideological vision that the private school places your students mechanically in the best Universities. Presenting data on the performance of candidates to the vestibular examination originating from of the private system and of the public system, the article shows that in the two cases the frequency to preparatory courses is a constant, what places so in check the supposed best quality of the private high school.
Secondary School; State or Business Secondary School; Preparatory course effect; University admittance
