As data gathering strategies are wether classic or interactive, the following: peer-observation, observation, interviews, evaluative portfolio, students’ narratives, survey and trial.
(Galeano, 2004; Quiroz et al., 2002; Ricoeur, 2006)
Each strategy has a corresponding instrument such as journals, recordings, and worksheets.
The strategy of sampling politically important cases was selected because of the kind of participants of the research (Patton qted. in Palinkas, 2015).
The purposeful random sampling helped when the sample size was wider than what we could handle (Creswell et al, 2011).