Read the Harvard case study of Process Control at Polaroid (A) by the author Steven C. Wheelwright and H. Kent Bowen and explain the following. 1. Introducing the construction and use of statistical process control (SPC) charts and understanding the relationship between SPC and conformance quality. 2. Creating the strategy and implementation steps for transforming an operation from inspection-based to one that relies on statistically controlled processes. 3. Understanding the complex human and organizational problems when the basic operating philosophy is changed. 4. Applying quality tools to assess the root causes of defect problems. 5. Understanding the limits of product sampling and inspection methods, especially for a product destroyed by the inspection process itself.