**11. Sample**

A probability census sampling method was used, targeting all the University of Limpopo postgraduate students. A questionnaire was circulated to 359 students. Of these 300 respondents returned the survey questionnaire. The analysis and results of this study are based on only 278 respondents after removing the incomplete questionnaires from the data, constituting a 77% response rate of the target population (**Table 1**).


**Table 1.**

*Response rate.*
