Statistical Process Control Statistical Monitoring of Processes to Detect Special Causes of Variation Lecture Outline • • • • • • • Basics of Statistical Process Control Control Charts Control Charts for Attributes Control Charts for Variables Control Chart Patterns SPC with Excel Process Capability Statistical QA Approaches Statistical process control (SPC) • Monitors production process to prevent poor quality Acceptance sampling • Inspects random sample of product
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Statistical process control (SPC) is the application of statistical methods to the monitoring and control of a process to ensure that it operates at its full potential to produce conforming product. Under SPC‚ a process behaves predictably to produce as much conforming product as possible with the least possible waste. While SPC has been applied most frequently to controlling manufacturing lines‚ it applies equally well to any process with a measurable output. Key tools in SPC are control charts‚ a focus on
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Standard Operating Procedure for inline Q.A‚ using Statistical Process Control charts OBJECTIVE To remove or minimize‚ cost of poor quality. SCOPE This procedure is applicable for all kind of critical points for which variable charts are being made to know about the process stability. RESPONSIBILITY 1) Q.A. Manager Q.A. Manager is responsible for allotting the critical points in a particular product to in line Q.A.’s. 2) A.Q.M. A.Q.M. is responsible for carrying out
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Statistical Quality Control Statistics > Statistical Quality Control Table of Contents Abstract Overview Total Quality Management Descriptive Statistics & Quality Control Types of Quality Control Charts Applications The Six Sigma Process Goal of Six Sigma Terms & Concepts Bibliography Suggested Reading Abstract To be successful in today ’s global marketplace‚ companies need to have a constant eye on the quality of their products and services. Quality control utilizes tools from
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CHAPTER Statistical Quality Control Before studying this chapter you should know or‚ if necessary‚ review 1. 2. Quality as a competitive priority‚ Chapter 2‚ page 00. Total quality management (TQM) concepts‚ Chapter 5‚ pages 00 – 00. 6 LEARNING OBJECTIVES After studying this chapter you should be able to 1 2 3 4 5 6 7 8 9 Describe categories of statistical quality control (SQC). Explain the use of descriptive statistics in measuring quality characteristics. Identify and describe causes
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Chaper 3. Statistical Process Control According to the book “Operations Management” by Russell and Taylor‚ Statistical Process Control (SPC) is defined as a statistical procedure that monitors the production process by detecting and preventing poor quality using various control charts and statistical tools. And the book also emphasizes on the importance of comprehensive training for employees in SPC to achieve its successful effect. (Taylor‚ B. & Rusell‚ R.‚ 2011) When working for Business Supporting
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Statistical Process Control Video games are fun‚ famous and take up lots of time‚ but is there a process for playing videogames and can this process be both monitored and controlled to help the videogame’s players? In other words‚ can statistical methods be applied to some form of monitoring and applied to controlling a process to ensure that the process is enabling one to play a video game to their fullest potential? The goals of statistical process control involved with playing a video game
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Statistical quality control (SQC) The application of statistical techniques to measure and evaluate the quality of a product‚ service‚ or process. Two basic categories: I. Statistical process control (SPC): - the application of statistical techniques to determine whether a process is functioning as desired II. Acceptance Sampling: - the application of statistical techniques to determine whether a population of items should be accepted or rejected based on inspection of a sample of those
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Task1: Describe two basic types of inspection used in sampling for process control and explain two processes at your company that could benefits from each type of inspection. In you answer gives the example of variation expected from that process. Answer 1- There are two types of data inspection which are below: 1. Variable or continuous scale 2. Attribute or discrete scale 1. Variable or continuous data inspection: The variable data inspection is the type of inspection which varies
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Fabric Quality Control and Testing Fabric quality control is accountable for assessing the good quality with the cloth and identifying whether or not the garments might be in a location to satisfy buyer requirements. Usually quality check workings are based and according to the approved sample by the customer. Quality check is done in order to meet the requirements of the customer in the fabric. Quality control workings start as soon as the fabric is in-house and cutting department issues
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