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Taking a
Structured Approach to the Analyse Phase
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Introduction to the analyse phase
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5 Why
Approach to problem solving
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Forming
and testing hypotheses
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Writing an
analysis plan
Visualising
the Data
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What shape
is your data? – Histograms
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Visualising Descriptive Statistics – Graphical Summary
Tool
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Understanding confidence limits
Assessing
Process Control
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What is
happening over time? – Time Series Plots
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Understanding process control
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Anatomy &
use of Control charts
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Applications of SPC Charts
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Assessing
Process Capability
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Understanding process capability
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Calculating process capability for Continuous and
Attribute Data
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Selecting
appropriate capability metrics & indices
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Dealing
with non-normal data
Verifying
the Root Cause
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Link to
cause and effect diagram
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Stratifying the data – use of box plots
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Are there
any relationships? - Scatter Diagrams
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Where are
the biggest opportunities? - Pareto
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Links to
project storyboard – hints and tips for summarising and
presenting the analysis
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Introduction to significance testing approach
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Introduction to Regression Analysis
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Understanding correlation
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Introduction to simple linear regression
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Application in Lean Sigma Projects
Optimisation Processes:
Design Of Experiments
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Introduction to designed experiments (DOE)
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Applications of DOE techniques
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Basic
system optimisation
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Screening
techniques using DOE
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Optimising
a worked example
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Improve
Phase: Solution Generation & Piloting
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Challenges
of the Improve Phase
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Generating
alternative solutions
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Evaluating
and selecting the best solution
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Piloting &
solution introduction
Solution
Introduction & Control
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Developing
a control plan
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Prevention
& detection systems
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Choice of
control method
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Out of
control action planning
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Handover &
transferring benefits
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Planning
for continuous improvement
Contracting
for Success
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