A Human Resource manager in an IT company would like to know whether the median salary of fresh graduate employees with IT background is more than RM3500 per month.Data of salary for 10 fresh graduates is shown in Table 1.

a) Explain which statistic distribution should be used in order to test the manager's claim. Construct a complete hypothesis test to test whether the manager's claim is correct Based on your answer in (b) state a brief summary of the median salary of fresh graduate employees with IT background.