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Quality Tools.

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Presentation on theme: "Quality Tools."— Presentation transcript:

1 Quality Tools

2 Key Contributors to Quality Management

3 Key Contributors to Quality Management

4 Total Quality Management
A philosophy that involves everyone in an organization in a continual effort to improve quality and achieve customer satisfaction

5 Process Improvement A systematic approach to improving a process
Overview of the approach process mapping analyze the process redesign the process

6 The PDSA Cycle Plan Do Study Act

7 The Process Improvement Cycle
Implement the Improved process Select a process Study/document Seek ways to Improve it Design an Evaluate Document

8 Process Improvement Tools
There are a number of tools that can be used for problem solving and process improvement Tools aid in data collection and interpretation, and provide the basis for decision making

9 Seven Basic Quality Tools
Check sheets Flowcharts Scatter diagrams Histograms Pareto analysis Control charts Cause-and-effect diagrams

10 Check Sheet Monday Billing Errors A/R Errors Wrong Account
Wrong Amount A/R Errors

11 Flowchart Process OK? Process? Process OK Process
Identify value added steps, rework loops, flow loops, etc.

12 Scatter Diagram Variable B Variable A

13 Histogram frequency A B C D E

14 Pareto Analysis 80% of the problems may be attributed to 20% of the
Smeared print Number of defects Off center Missing label Loose Other 80% of the problems may be attributed to 20% of the causes.

15 Control Chart 970 980 990 1000 1010 1020 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 UCL LCL

16 Cause-and-Effect Diagram
Materials Methods Equipment People Environment Cause

17 Tracking Improvements
UCL LCL Process not centered and not stable Process centered and stable Additional improvements made to the process

18 Methods for Generating Ideas
Brainstorming Quality circles Interviewing Benchmarking 5W2H

19 What is Six Sigma? Customer Focus – Focus on what is critical to customers Data Driven – Extensive use of statistical tools Robust Methodology – Tools plus implementation methods to make success more likely

20 What is Six Sigma? Key Concepts
Critical to Quality: What attributes are most important to the customer? (CTQ, CTC, CTD) Defect: Failing to deliver what the customer wants / expects (DPMO) Variation: The level of unpredictability the customer experiences These key concepts focus on the CUSTOMER! First, we find what is most important. Second, we define what it means to fail to please the customer. Third, we deal with the important dimension of how much do we miss the expectation. GE says that customers do not feel the average, but rather the variation.

21 What is Six Sigma? Key Concepts
Process Capability: What your process can deliver – consistently Stable Operations: Stable ops are predictable Design for Six Sigma: Designing to meet customer needs and process capability

22 DMADV - DMAIC New Processes Existing Processes

23 Define Phase - Tools Project Charter Stakeholder Analysis
Affinity Diagram SIPOC Voice of the Customer CT Tree Kano Model SWOT Analysis Cause-and-Effect Diagrams Supplier Segmentation Project Management

24 Charter Problem statement Business case
Goals, milestones, success criteria, & deliverables Project scope / boundaries Roles & responsibilities Stakeholder support / approval needed What is the problem? Know the difference between a problem and a cause. The Rational Manager Where is the value? Is there a burning platform? How much value and how much effort will be required to realize it? Gantt charts, Strategies, Tactics, Objectives, Dates Is the project sufficiently bounded? The strategy should trickle down to personal objectives. Responsibility matrix Whose approval do we need in order to be successful?

25 Potential Improvement
Business Case Potential Improvement Potential Impact Improve quality Reduce cost, inventory Improve OTD Shortages , inventory  Select better suppliers Q, $, LT, reduce inventory Implement rating system Improve supply efficiency, better suppliers Reduce price Reduce cost

26 Define Phase - Tools Project Charter Stakeholder Analysis
Affinity Diagram SIPOC Voice of the Customer CT Tree Kano Model SWOT Analysis Cause-and-Effect Diagrams Supplier Segmentation Project Management

27 Define Outputs Once completed, the Define Phase should answer the following questions: 1) Who is the customer? 2) What matters? 3) What is the scope? 4) What defect am I trying to reduce? 5) What are the improvement targets?

28 The Measure Phase Purpose
To collect current performance of the process identified in the Define phase This data is used to determine sources of variation and serve as a benchmark to validate improvements

29 Measure - Key Concepts Measurement Variation Data Data Collection Plan
Exists naturally in any process and is the reason Six Sigma projects are undertaken Data Data Collection Plan Measurement System Analysis Ensures measurement techniques are reproducible and repeatable

30 Data Collection Plan What data will be collected? Why is it needed?
Who is responsible? How will it be collected? When will it be collected? Where will it be collected?

31 Measurement System Analysis
After Data Collection Plan is complete, it needs to be verified before actual data is collected MSA is performed on a regular basis MSA ends when a high level of confidence is reached that the data collected accurately depicts the variation in the process

32 Analyze Phase The analyze phase allows the Project Team to target improvement opportunities by taking a closer look at the data.

33 Analyze Phase Capability Analysis - establishing current performance level Graphical Analysis - a visual indication of performance using graphs Root Cause Analysis – developing a hypothesis about the causes of variation Root Cause Verification – verifying that the planned action will generate the desired improvement

34 Elements of Improve Phase
Generate Improvement Alternatives Create a “Should Be” Process Map Conduct FMEA Perform Cost/Benefit Analysis Pilot Validate Improvement

35 Control Phase Why is it important?
The Control Phase begins as the project team tries to eliminate errors by “Mistake Proofing” their improvement alternative. Mistake Proofing attempts to eliminate the opportunities for error.

36 Control Phase Why is it important?
Mistake Proofing tries to make it impossible for an operation to be performed incorrectly, and/or correct errors before they are passed to the next worker, where they might become a defect.

37 Control Phase #2 During the Control Phase the Project team will:
1) Develop a plan to make sure the measurement system will remain relevant over the long term. 2) Establish Control Charts the process owner will use to manage the process. 3) Create a Reaction Plan to address situations that might cause the process to move out of control.

38 Control Phase #3 The Control Phase ends when:
1) Standard Operating Procedures have been updated. 2) Process Operators, the people who do the job, have been trained for the new process. Once completed, the Control Phase should sustain the gains the project made while implementing ongoing process controls.

39 Control Phase #4 When is a project complete?
1) When other Black Belts can see the ongoing controls work 2) When the customer sees the results 3) When the business sees the money.

40 Stakeholder Analysis People or Groups Level of Commitment Buy Mfg Eng
Enthusiastic Support Help it work Compliant Hesitant X Indifferent Uncooperative Opposed Hostile

41 SIPOC Example Ops Mgt Buyers Engrg. Mfg. Suppliers Inputs Processes
Outputs Customers Ops Mgt Supplier Perf. Supplier Evaluation Survey Buyers Complaint Rating system Engrg. Tech Reqts Improved Supplier Perform. Engineering Mfg. Commit. to suppliers Supplier Complaint

42 SWOT Analysis Positive Negative Internal Strengths Weaknesses External
Opportunities Threats

43 Quality Awards Baldrige Award Deming Prize

44 Malcolm Baldrige National Quality Award (1 of 2)
Began in 1987 Recognizes achievements of excellent organizations and provide examples to others may give two awards in each category manufacturing small business service health care education

45 Malcolm Baldrige National Quality Award (2 of 2)
Establishes criteria for evaluating quality efforts Provides guidance for other American companies

46 2001 MBNQA Categories and Scoring System
1.0 Leadership 2.0 Strategic Planning 3.0 Customer and Market Focus 85 4.0 Information and Analysis 5.0 Human Resource Focus 85 6.0 Process Management 7.0 Business Results 450 8.0 Global Market Development and Competitiveness (optional) 100

47 Quality Certification ISO 9000
Set of international standards on quality management and quality assurance, critical to international business ISO 9000 series standards, briefly, require firms to document their quality-control systems at every step (incoming raw materials, product design, in-process monitoring and so forth) so that they’ll be able to identify those areas that are causing quality problems and correct them


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