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Enhancing The Reliability Of Measurements And Evaluations Based On Service Quality Models

Table 1:

Evaluation dimension Fuzzy number Crisp evaluation
Left Centre Right Mean St. deviation Lower 95 % Upper 95 %
Availability of instructional materials 3.583 4.083 4.167 3.917 0.515 3.589 4.244
Midterm test, exam circumstances 3.585 4.226 4.675 4.167 0.835 3.636 4.697
Review the course of tests, exams 4.026 4.588 4.894 4.583 0.669 4.159 5.008
Clarity of exam questions 2.789 3.004 3.867 3.250 1.055 2.579 3.921
Consonance of exam questions with requirements 3.007 3.467 4.167 3.583 0.996 2.950 4.216
Clarity of result calculation 3.474 4.116 4.642 4.083 0.996 3.450 4.716
Standard of consultation opportunities 3.886 4.021 4.474 3.917 1.165 3.177 4.657
Standard of midterm test/exam viewing opportunities 2.742 3.474 4.254 3.750 1.422 2.846 4.654
Average evaluation 3.386 3.872 4.393 3.906 0.789 3.451 4.362
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