Question 5 The following data represent the number of complaints for 30 months in a production department. Based on the data, Refer Below . TableS : No of complaints in a department . Table 5: No of complaints in a department 10 12 10 14 UHaug 13 10 9 9 8 10 6 14 12 12 11 6 7 co (a) Construct a grouped frequency distribution for the data using 5 classes (b) Construct a histogram and frequency polygon for the data (c) Comment on the shape of the distribution of the data (d) Determine the mean of the data (e) Determine the median of the data (f) Determine the modal class of the data