13:03 P M Business Statistics [30 Marks] The following data give the hourly wage rates (Rands) for a sample of 20 workers selected from a large company. 12.50 9.45 13.85 7.25 8.70 14.60 11.75 14.50 10.80 12.45 7.50 15.90 9.75 11.50 13.30 6.25 15.50 12.80 5.35 9.50 (i) Using the raw data, determine the range. (2 Marks) (ii) What percentage of these workers is getting paid in excess of R 12.00 per hour? (4 Marks) (ill) Explain why the data is continuous. (3 Marks) (iv) Group the data into a frequency distribution with a lowest class lower limit of R 5.00 and a class width of R 2.00. (8 Marks) (v) Determine the mean wage rate using the raw data. (3 Marks) (Vi) Draw an OGIVE curve corresponding to the data and use it to estimate the median. (10 Marks) END OF PAP Page 1 of 1 Share Extract Pages Picture Sharing PDF Annotation O