The data in Table 1 gives the number of hours per week that students of MBA have been practicing questions of the module Quantitative Techniques. Table 1: Number of Hours of per Week of Study. 30 27 22 25 24 25 24 15 35 35 33 52 49 10 27 18 20 23 24 25 30 24 24 24 18 20 25 27 24 32 29 27 24 27 26 25 24 28 33 30 13 13 21 28 37 35 32 33 29 31 28 28 25 29 31 Using ve classes: (a) Find the class width. (2 marks) (b) Work out a frequency table displaying the class limits, the class boundaries, the midpoints, the frequencies, the relative frequencies and the cumulative frequencies. (16 marks) (c) Draw a histogram and a relative-frequency histogram. (6 marks) (cl) Is the underlying distribution right or left skewed? (1 mark)