Data analysis

kindly answer all the question above

a) Mr Reyas, the President of Megah Holdings Berhad has conducted a meeting with yourself, the lead data scientist of the company for consultation. He would like the data team to look into the issue of salary adjustment. Since the workers need more money to cope with the rising cost of living. During the recent meeting with the employee union, it was indicated that no one in the Union earns more than $17,500 a month. The Vice President who at the meeting mentioned that "It's true that costs are going up. It's the same for the company. We have to pay higher costs for raw materials, so we get a lower profit. Besides, the average salary in our company is $19,000. I don't see how we can afford a wage increase at this time." A general clerk said, "We make only $7,500 per month. The workmen representing the largest sector of the population in this company make $12,000. We want our pay to be increased to that level at least." Below is the table describing the payroll. i. Describe the type of variable given in the payroll table. ii. Determine the group/ job that will favour from the: ( 2 marks) - Mean - Median (4 marks) iii. Determine the new mean salaries of the 21 clerks with the lowest salaries were raised to $12,000. (2 marks) iv. Explain which central tendency will CHANGE if all salaries were raised to the same amount. (2 marks) v. Discuss whether the mean salary will increase, decrease, or remain the same if company lay off one foreman and two workmen. Give reasons. (4 marks)