Z-chart can be used to show: / » Operations Management and Strategic Management solved MCQs / By admin Question: Z-chart can be used to show: A. Process used in production B. Quality level of the product C. Both the plan and the performance, and deviation from the plan D. To show cost structure of the product. Answer» c. Both the plan and the performance, and deviation from the plan Note: The above multiple-choice question is for all general and Competitive Exams in India.