Question

The data presented below were collected on the amount of time, in hours; it takes an employee, to process an order at a local plumbing wholesaler. 2.8 4.9 0.5 13.2 14.2 8.9 3.7 15.2 11.2 13.4 5.5 10.2 1.1 14.2 7.8 4.5 10.9 8.8 18.2 17.1 a) Construct a stem-and-leaf display of the data. b) Construct a frequency distribution of the data c) Construct cumulative frequency and cumulative percent distributions of the data d) Construct a frequency histogram of the data. e) Determine the percentage of time it takes an employee at most 12.5 hours to process an order at the plumbing wholesaler. f) Calculate central tendency and dispersion measures and show the results with relevant charts. g) Interpret all findings

Answer 1