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The aim of this study is to obtain c-control chart for intuitionistic fuzzy sets. For this purpose, defuzzification and likelihood methods are used. In particular, with the application of the likelihood method to intuitionistic fuzzy control charts, this will be considered as a pioneering study in the literature. In addition, a novel likelihood method was developed for intuitionistic fuzzy sets and used here to provide flexibility.<\/jats:p>","DOI":"10.3233\/jifs-189110","type":"journal-article","created":{"date-parts":[[2020,8,11]],"date-time":"2020-08-11T14:20:59Z","timestamp":1597155659000},"page":"6465-6473","source":"Crossref","is-referenced-by-count":5,"title":["Intuitionistic fuzzy c-control charts using defuzzification and likelihood methods"],"prefix":"10.1177","volume":"39","author":[{"given":"Hatice","family":"Ercan-Teksen","sequence":"first","affiliation":[{"name":"Department of Industrial Engineering, Eskisehir Osmangazi University, Meselik Campus, Odunpazari, Eskisehir, Turkey"}]},{"given":"Ahmet Sermet","family":"Anag\u00fcn","sequence":"additional","affiliation":[{"name":"Department of Industrial Engineering, Izmir University of Economics, Sakarya Street, Balcova, Izmir, 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