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7 Basic Tools Flow Chart Check Sheet Histogram Pareto ChartScatter Diagram Cause & Effect Diagram Run Chart/Statistical Process Control
Flow Charts are used to... document a process improve understandingreveal differences in methods uncover non-value added activities
Flow Chart Example: Self-Serve Gas Before Improvementshut off engine walk to pay station Drive in self serve? check price to pump yes no turn on pump back to car pump gas walk to booth wait transmit approved? check card yes no copy to file return to car employee totals charges check accuracy prepare receipt sign copy on the road again copy to wallet
Flow Chart Example: Self-Serve Gas After Improvementshut off engine check price go to pump self-serve? Drive in insert card in pump yes no wait for receipt store in system approved? yes on the road again pump gas check credit card wait no copy to wallet
CHECK SHEETS Contents mixed Poor taste Low temperature Utensils dirtyData collection & analysis Contents mixed Poor taste Low temperature Utensils dirty Price issue Other
Histograms Graphical descriptive statistics (mean and standard deviation) Uniform Bell-Shaped Bimodal
Pareto Charts Similar to a histogram, used to find “most popular” category Based upon the Pareto principle...
Basic Pareto Diagram Complaints courtesy of my Spring OPC class
Alternate Pareto DiagramComplaints courtesy of my Spring OPC class
Scatter Diagram Graphical descriptive statistics (correlation)Exam Score Class 1 Class 2 Homework Problems
Cause & Effect DiagramsAlso known as fishbone diagrams or Ishikawa diagrams, after their creator Kaoru Ishikawa In general, used to find and cure causes (NOT symptoms) of problems
Cause & Effect Example METHODS MANPOWER Drivers lost Poor dispatchingChef late Large order snafus LATE PIZZA DELIVERY FRIDAY & SATURDAY Bad cars Small ovens Lack of ingredients MACHINES MATERIALS
Run Chart Graphical descriptive statistics (trend)
Statistical Process ControlFinds “special” variation General form of limits Center line = Average * Not the variance
Quality Improvement: Problem Solving
P D S A REVIEW ACT PLAN STUDY DO Plan Continuous Improvement
DURHAM RIDESHARE Save Money…Save Time Take Back Your Morning.
Cause and Effect , Fishbone, Ishikawa Diagram
CAUSE & EFFECT DIAGRAM (Fishbone or Ishikawa Diagram) Dr
TOOLS OF TQM Abdulla Jassim Abdulla. INTRODUCTION Data-Driven Methodology Data generated by processes Statistical interpretation Seasonal variations New.
A3 Training Session. Introduction…. We all are involved in… – Looking for ways to save resources – Finding ways to improve quality – Fixing problems –
By: Dr. David L. Goetsch and Stanley Davis Based on the book
Seven Helpful Charts Diane Ritter. The Charts Cause-and-EffectRun (Trend) Chart Measure Time Flow ChartPareto Chart Measure Histogram Measurement Measure.
TOTAL QUALITY MANAGEMENT
Tools of quality control A-Team. Basic tools of quality control control chart histogram Pareto chart check sheet cause-and-effect diagram
8-1 Quality Improvement and Statistics Definitions of Quality Quality means fitness for use - quality of design - quality of conformance Quality is.
Hilton Maher Selto 7 Managing Quality and Time to Create Value McGraw-Hill/Irwin © 2003 The McGraw-Hill Companies, Inc., All Rights Reserved.
Managing Quality and Time to Create Value
Copyright 2006 John Wiley & Sons, Inc. Quality Management Chapter 3.
Applying the Seven Basic Quality Tools in Software Development
Total Quality Management BUS 3 – 142 Tools of Quality Week of Mar 7, 2011.
1 Continuous Improvement. 2 1.Overview of the PDCA Problem Solving Cycle. 2.Foundations of the PDCA Cycle 3.Plan Step 4.Do Step 5.Check Step 6.Act Step.
ISHIKAWA’S BASIC SEVEN TOOLS OF QUALITY
Quality Improvement: Problem Solving Quality Tools and Techniques.
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