Use at least four academic sources in English to answer the questions. The sources can be books or peer reviewed journal articles or a combination of both books and peer reviewed journal articles. The academic sources as well as responding to the questions will be around 2000 words in total. Q1: Sample size The sample size for this study is fifteen thousand employees selected from a total of 69,000 bank employees (about 21% of the employees). Is a sample of this size necessary? Give your reasons. Q2: Sampling method What is the current method of sampling? What are the advantages and disadvantages of the current sampling method? Q3: Measures of variables Give your comments on the reliability and validity of measures of the variables. Q4: Collection of data on social demographics The...