Abstract
Decision analysis, offers various criteria by considering the problems encountered and provides an opportunity to evaluate. The uncertainty and risk of the problems to be faced in the agricultural sector enabled the decision analysis to be Used in this sector. In this study, a decision analysis study was carried out in the decision making phase of the activity of the farmer Engaged in Agricultural Works in the district of Şarköy in Tekirdağ. The situations in the study were evaluated under uncertainty and risk and the decision tree was drawn and the results were interpreted. The aim of the study is to provide the farmer with the option that makes sense based on the determined decision situations and to apply the decision analysis in the Agricultural sector. The information required for the research was obtained through the interview with the person who has knowledge about the subject. As a result of the analysis of the data obtainde, it was evaluated under uncertainty and risk. In the decision tree drawn through the data, the possibilities were found in two different ways. Although the way of assigning possibilities changes in the decision tree, it is decided that the activity that makes sense in both cases is olive.