It is a Human resources (HRM) questions

Question 1. Read the case study below and answer the questions that follows. A researcher wishes to identify the sources of workplace stress within a large corporation. He randomly selects eight people from the company and puts them together in a focus group. As it happens, this group comprises a senior manager, three jurtior managers and four lower level employees. It was very difficul for the Junior employees to speak openly in front of the other members of the focus group. Even if they were courageous enough to express their opinions, they may not had the skills to do so as effectively as their seniors. 1.1. Based on the case study above, what do you understand by the term focus group? (2) 1.2 Discuss the drawbacks of using focus group as a method of collection Information from the research participants? (4) 1.3. Given the sample profile, which sampling method is the most suitable in selecting the participants other than the simple random sampling to select a representative sample and why? (9)