06 of 08 Lean Six Sigma Overview - Analyze Phase of DMAIC

Enabling Sustained Business Excellence

Part 6 of 8 - Analyze Phase

Lean Six Sigma Practice @ KINDUZ

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Analyze Phase

Objective:
To understand the reasons for variation and
identify potential root causes, stratify and
analyze the opportunities for improvement,
determine sources of variation, identify a
Control Define
specific problem and define an easily
Performance Opportunities
understood problem statement.

Inputs
Key Deliverables
• Input, Process, and Output Analyze Opportunity:
•
Indicators Data Analysis
• Identify Potential Root Causes
• Operational Definitions • Validated Root Causes
• Apply Failure Modes and Effects (FMEA)
• Data Collection Formats and • Problem Statements
• Implement Comparative Methods
•
Plans Sources of Variation
• Conduct Sources of Variation (SOV)
• Baseline Performance • Process FMEA
Studies
•
Metrics Potential Solutions
• Conduct Correlation and Regression
• Process Capability Sigma Analyses
• Cost of Poor Quality (COPQ)
• Productive Team Atmosphere

Improve Measure
Performance
Performance



Value Stream Mapping – A Petrol Station / Gas Station Example

Customers Enters Helpers / Customer Customer Starts
Petrol Station Fills Tank Vehicle

Customer Finds Customer Carefully
Customer Stops
Pump with Smallest Exits, avoiding other
Vehicle
Cue Standing Traffic

Customer Waits in a Customer Makes
Customer Exits
Cue Payment

Goal is to Eliminate or Make Non-Value Add Activities More Efficient



Fish Bone Analysis

• A thinking tool
that helps to
organize ideas
Very less time with
about potential
assigned associates
Associates working on
to focus on
causes of a
Process Improvements
Is a boring activity reviewing PIPs that are critical to business
problem
which don’t come as PIPs
Too much manual
effort required in excel.
Such activities are lined
 It is a graphical
Lot of effort goes into
for the entire year
filling excel sheets instead
display to probe
of reviewing PIPs
for and show
relationships
High variation in Review Age
between a
problem (effect)
Periodic reviews
and its possible
not happening based on metrics
causes
Formal controls not
 While building a
defined, documented and
agreed upon.
Fishbone, it is
No detailed formal
good to have
process laid out
people with
with formal SLA’s
knowledge of
resulting in slackness
Very few controls
in the system different parts of
in place for checks
the process
participate



Scatter plots

A simple tool that helps determine if a relationship exists
between two measures or indicators
Other Tools:
 It provides a visual image of how potential process factors are (or
are not) related to key outcome • Lean Tools
 An indication of any relationship is followed by more formal
• 7 QC Tools
statistical methods (if necessary)
• Correlation
Student Theory Practical
• Regression
A 59 70

• FMEA
B 63 69
C 64 76
Practical

• Hypothesis
D 70 79
E 74 76
Testing
F 78 80
• Annova
G 79 86
H 82 77
• DOE
I 86 84

• Etc.
J 92 90

Theory

Theory

5
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06 of 08 Lean Six Sigma Overview - Analyze Phase of DMAIC

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06 of 08 Lean Six Sigma Overview - Analyze Phase of DMAIC