This study was conducted in order to evaluate the performance of teaching staff and to help to increase their performances. For this reason, a questionnaire was applied to a sample group consisting of the last year students of Inonu University Faculty of Economics and Administrative Sciences to make a performance evaluation about a lecture taken in a previous year and its lecturer. The questions of the questionnaire were obtained from “Teacher Evaluation Questionnaire” the Faculty of Economy of İstanbul University. In the questionnaire, students were asked about lecturers’ performance and their effectiveness and style of implementing the lectures. The data obtained from the questionnaire were evaluated by factor analysis after percentage, ratio analysis. Factor analysis is a multivariable statistical analysis technique which allows small number of unrelated variables by combining related variables. In the end of the application, five factors about the performance of the lecturers were obtained: The first one is “The importance of a lecturer’s communication with the student”. The second one is “Lecture helps the future professional life of the students”. The third one is “The method of the course given by a lecturer should be sufficient in course material and it also should be in harmony with this material and course”. The fourth one is “The honesty of a lecturer. A lecturer should be straight forward in the contribution and examination of the lectures for the success”. The one is “Lecturer’s responsibility in performing the lecture. A lecturer should be punctual in the implementation of the course”