Convincing ability is one of the most desirable attributes to be a successful management wizard in any field whether political, business, or domestic. They require to present various facts in such convincing style, strategically employing verbal as well as non-verbal communication, that all being persuaded, accede to their proposal, and their goal is achieved very smoothly. Till date this presentation evaluation skill has been measured in various ways without emphasizing much on various style enhancing attributes. So, in this present paper a communicative approach has been made proposing a model, devised centering Interval Type-2 Fuzzy logic for evaluating the convincing ability of the presenter/communicator through the positive response from the affected audience. And this has been done conducting the study on a group of students budding to be masters in business administration. Here it has also been shown the advantage of the present evaluation procedure over the previously suggested methods.