Unit of competency Outline

Date retreived
21/07/2026 11:20 PM AWST

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Apply six sigma to process control and improvement

Apply six sigma to process control and improvement

Unit of competency
National Code
MSACMT653A
State Code
W9024
TGA Status
Replaced
DTWD Status
Replaced
Current Release Number
1.00
Current Release Date
07/04/2011
State Implementation and Classification
Approved Date
18/12/2009
Field of Education
030101 - Manufacturing Engineering
Original Release Date
18/12/2009
Nominal Hours
60
Description
This unit covers the knowledge and skills required to apply six sigma in the workplace for the purposes of process control and process improvement.
Notes
Elements and Performance Criteria
1. Review process data
  • 1.1. Review statistical process control (SPC), process capability and other relevant data for area of responsibility/study1.2. Identify shifts in process performance and processes requiring improvement1.3. Quantify the shifts in performance which have occurred or which are desired1.4. Determine cost of shift in performance and cost of intervention1.5. Identify improvement priorities and degree of intervention
2. Apply DMAIC process to the priority area(s)
  • 2.1. Define improvement project. 2.2. Determine metrics and acquire initial data 2.3. Analyse data and determine possible causes of performance shifts/process improvements 2.4. Develop and trial improvement solutions 2.5. Control and standardise the improvement
3. Establish/review control strategies
  • 3.1. Determine sampling schedule3.2. Analyse data to determine process capability3.3. Develop process control strategy3.4. Confirm strategy with all stakeholders3.5. Identify skills required to implement and monitor process control strategy3.6. Arrange where required training for employees in skills and techniques needed for process control strategy
4. Review and confirm improvement
  • 4.1. Calculate and document benefits4.2. Ensure procedures and other relevant documentation is updated for improved procedure4.3. Review process data after an appropriate period and confirm the improvement
RANGE STATEMENT
The range statement relates to the unit of competency as a whole. It allows for different work environments and situations that may affect performance. Bold italicised wording, if used in the performance criteria, is detailed below. Essential operating conditions that may be present with training and assessment (depending on the work situation, needs of the candidate, accessibility of the item, and local industry and regional contexts) may also be included.
DMAIC
DMAIC is a structured improvement process involving the following stages:
define
measure
analyse
improve
control and standardise
Define
Definition of the project to include:
completed, verified and validated as is process map
SIPOC diagram (describing the Suppliers, Inputs, Process, Outputs, and Customers)
discrepancies to current 'as is' process map
formation and briefing of project team
defining business case for project
problem statement
goal statement
project scope
Metrics
Metrics may include:
identification of key measures/attributes
sampling schedule for project
Analyse
Analyse may include:
statistical analysis of data
root cause analysis
use of various other problem solving/analysis tools
Improvement
Improvement may include:
generation and testing of improvements
selection of appropriate improvements
Control and standardise
Control and standardise may include:
documenting
transferring ownership of improved process
Sampling schedule
Sampling schedule may include:
sampling frequency
type of sample/sample method
sample location/type
type of test/data to be collected
Process control strategy
Process control strategy may include:
degree of intervention/rules for resets
SPC tools to be used
EVIDENCE GUIDE
The Evidence Guide describes the underpinning knowledge and skills that must be demonstrated to prove competence. it is essential for assessment and must be read in conjunction with the performance criteria, the range statement and the assessment guidelines of the relevant training package.

Overview of assessment requirements
Assessment should confirm that the person being assessed is competent to apply six sigma in a work situation. including the development of a process control strategy and setting of metrics.

What are the specific resource requirements for this unit?

Access to an organisation using or intending to use six sigma.
In what context should assessment occur?

Assessment will need to occur in an organisation implementing six sigma.
Are there any other units which could or should be assessed with this unit or which relate directly to this unit?

The following units if not already held should be assessed concurrently with this unit:
MSACMT452 Apply statistics to processes in manufacturing
MEM151A Perform basic statistical quality control
Depending on the situation of the enterprise and the complexity of their manufacturing process the following units could also be assessed concurrently with this unit:
MSACMT650A Determine and improve process capability
MSACMT652A Design an experiment
MSACMC410A Lead change in a manufacturing environmentand/or
MSACMC611A Manage people relationships
MSAPMSUP390A Use structured problem solving tools
MSACMS601A Analyse and map a value chain
MSACMT451A Mistake proof a production process
MSACMT481A Undertake proactive maintenance analyses
What method of assessment should apply?

Assessors must be satisfied that the person can consistently perform the unit as a whole, as defined by the Elements, Performance Criteria, skills and knowledge. A holistic approach should be taken to the assessment.
Assessors should gather sufficient, fair, valid, reliable, authentic and current evidence from a range of sources. Sources of evidence may include direct observation, reports from supervisors, peers and colleagues, project work, samples, organisation records and questioning. Assessment should not require language, literacy or numeracy skills beyond those required for the unit.
The assessee will have access to all techniques, procedures, information, resources and aids which would normally be available in the workplace.
The method of assessment should be discussed and agreed with the assessee prior to the commencement of the assessment.
What evidence is required for demonstration of consistent performance?

Generally one significant six sigma project or a number of smaller improvement projects would be required to generate sufficient evidence.
Replaced By
State Code National Code Title Type
WD570 MSS405053A Manage application of six sigma for process control and improvement Unit of competency
State Code National Code Title Type
W529 MSA61108 Advanced Diploma of Competitive Manufacturing Qualification