1. (2.1) A sample of 30 employees from large companies was selected, and these employees were asked how stressful their jobs were. The responses of these employees are recorded below, where very represents very stressful, somewhat means somewhat stressful, and none stands for not stressful at all. somewhat none somewhat very very very somewhat somewhat very very somewhat none somewhat none very none somewhat somewhat somewhat very somewhat somewhat very somewhat very very somewhat none none somewhat a) Construct a frequency distribution table. b) Construct a relative distribution table. c) Construct a Pareto chart. d) Draw a pie chart.