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Table 4 Questions 21–30 on efficiency

From: Evaluation of the ARTutor augmented reality educational platform in tertiary education

  Question Agree Disagree Undecided
21 I sometimes wonder if I am using the right function. 31% 49% 20%
22 Working with this software is satisfying. 59% 19% 22%
23 I feel safer if I use only a few familiar functions. 50% 26% 24%
24 This software seems to disrupt the way I normally like to arrange my work. 25% 38% 37%
25 I feel in command of this software when I am using it. 60% 18% 23%
26 The way that system information is presented is clear and understandable. 67% 10% 23%
27 The software documentation is very informative. 46% 14% 41%
28 There is never enough information on the screen when it’s needed. 30% 42% 28%
29 I prefer to stick to the functions that I know best. 54% 22% 24%
30 Working with this software is mentally stimulating. 37% 21% 43%