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Each item in the questionnaire has a five scale Lykert type evaluation and belongs to one of the three dimensions of both perception and expectation.
The last group of variables were attitudinal on 1 to 4 points (strongly disagree--strongly agree) ordinal Lykert scale.
Responses were coded on a four-point Lykert scale for both the first question (1=not likely; 2=somewhat likely; 3=likely; 4=very likely) and second question (1=not credible; 4=highly credible).