Question 4 The Co-Pilot Pen Company has taken samples of its defects to find sources of the defects. The list of defects, as well as the number of each type, is as follows: Fractured casing 170 Improperly-treated casing 32 Broken mechanism 17 Scratched/cut 4 Miscellaneous 2 Draw a Pareto chart to model the sources of defects