AN APPLICATION WITH MULTIPLE CRITERIA DECISION MAKING METHODS IN CAR PURCHASING PROBLEM - OTOMOB？L SATIN ALMA PROBLEM？NDE ？OK KR？TERL？ KARAR VERME Y？NTEMLER？YLE B？R UYGULAMA

Decision-making is an analytical process that must be completed by evaluating alternatives in a wide range of fields from Daily routine stoprofessional work in human life While the undesirable results that ocur when the options are not differentiated from each other are considered as last experience, the right decision is not approached when the acquired experiences are ignored during the subsequent decisions. For this reason, there are many methods developed to benefit from the experience. In this study, the literature on car ownership and car selection was examined, and the purchasing criteria and purchasing criteria were determined as the main criteria for the purchase process. The hierarchical structure was formed by determining the main criteria and the sub-criteria weighted by AHP method. In order to make a decision, alternatives such as AHP, Multimoora, Gray Relational Analysis were listed among the multi-criteria decision-making methods and thus, the importance of decision-making for the decision-maker was obtained. Although the methods were different, the results were observed to give two different results. Decreasing the number of options makes it easier to decide