Outcome 6 in INF4817 relates to research activities in software engineering, in this context research could be done in order to innovate and create solutions to challenges articulated in the scientific literature. The following question pertains to research. 2.1 Validity refers to the degree to which research findings can be trusted, and the degree to which research constructs were truly measured. There are three main types of validity (1) construct validity, (2) internal validity and (3) external validity. Discuss the concept of construct validity in the context of qualitative research. Provide a detailed case study in your answer. [20 Marks]