Part-2 (Answer either case I or case 2) Each Case has total of 75 points Case 1 Gulf Commercial bank is interested in conducting research to "identify the factors that affect the adaptation of mobile bgnking in Bahrain". The bank specified that the research should address the following factors: (a) Perceived usefulness, (b) Perceived ease of use, (c) Perceived cost, and (d) Customer profile 1. Develop the theoretical construct for research along with their variable, (5 points) 2. Write at least two null Hypothesis and alternative Hypothesis for this research [5 points) 3. Identify the target population and explain how you will calculate the sample for this research [5 points)