05. Hypothesis test [6 marks] Test the following hypotheses at 5% significance. The Appendix provides the details for testing the difference in means. () The average AOret is the same before and after the GFC. [2 marks) (2) The average AOSD is the same before and after the GFC. [2 marks] (3) The average AOSD is greater than the average AUDSD after the GFC. [2 marks) 05. Hypothesis test [6 marks] Test the following hypotheses at 5% significance. The Appendix provides the details for testing the difference in means. () The average AOret is the same before and after the GFC. [2 marks) (2) The average AOSD is the same before and after the GFC. [2 marks] (3) The average AOSD is greater than the average AUDSD after the GFC. [2 marks)