Control charts and variation

Course details

Day 1 takes delegates through the fundamentals of variation from understanding the difference between common and special/assignable causes to the concept of standard deviation. The question ‘why are control charts used?’ is addressed and the basis of measurement is covered, including the difference between attribute and variable data, measurement uncertainty and gauge repeatability and reproducibility. On the afternoon of day 1 delegates are introduced to control charts for variable data – the ‘X bar and r’ chart and the ‘X bar and σ’ chart.

Day 2 continues with control charts for variable data introducing delegates to the ‘Median and range’ and the ‘Individuals and moving range’ charts. This is followed by an introduction to control charts for attribute data – the P chart, the NP, C and U charts finishing on day 2 with the concept of ‘process capability’.

Course dates

Course dates
10-11 July 2012 11-12 October 2012

Course prices

Member fee Non member fee
£495 excl.VAT £594 excl.VAT

Who should attend

Quality professionals, quality engineers, quality technicians and process owners, who need to understand variation and use control charts and process capability

Why you should attend

To gain a basic understanding of:

  • The causes of variation
  • Measurement techniques
  • Control charts for variable data; X bar and r chart, x bar and σ, Median and range and Individuals and moving range charts are covered during the course
  • Control charts for attribute data; the P chart, np, C and U charts are covered during the course
  • Process capability

Structure of the event

Nearly 60% of the time during this event is devoted to workshops where delegates work in syndicates to develop their approach to the issues under discussion. Learning is consolidated through:

  • Small group discussions and full group open interactive dialogue for learning and consensus
  • Application of learning and ‘best practice’ approaches to delegates’ processes

After this...

Delegates will:

  • Have a basic understanding of the common and special/assignable causes of variation
  • Have a basic understanding of why and when control charts are used
  • Have a basic understanding of variable and attribute data
  • Have a basic understanding of measurement approaches to process control
  • Have a basic understanding of process capability
  • Be able to set up control charts for variable data using the X bar and r chart, x bar and σ chart, the Median and range and Individuals and moving range charts
  • Be able to set up control charts for attribute data using the P chart, NP, C charts and U charts

Programme

Day 1

09:00 Course introduction
09:20 Introducing control charts
09:30 Understanding variation
10:10 Workshop A - Causes of process variation
10:30 Break
10:45 Why do we use control charts?
Why do we measure and what do we measure?
Types of data, variable and attribute
11:20 Workshop B - Types of data
11:40 Workshop C - Characteristics that are critical to quality
12:00 Uncertainty of measurement and Gauge R and R
12:30 Lunch
13:15 Workshop D - System of measurement
14:00 Control charts for variable data
The X bar and R chart
14:45 Break
15:00 Workshop E - Building an X bar and R chart
16:00 Control charts for variable data
The X bar and σ chart
16:15 Workshop F - Building an X bar and σ chart
17:00 End of first day
17:00 15 minutes set aside for questions raised by delegates but not covered at the time because they were too specific

Day 2

09:00 Review of previous day's work
09:30 Control charts for variable data
The Median and range chart
09:40 Workshop G - Building a Median and range chart
10:15 Break
10:30 Control charts for variable data
The individuals and moving range chart
10:40 Workshop H - Building an individuals and moving range chart
11:10 Control charts for attribute data
The P chart
11:50 Workshop J - Building a P chart
12:30 Lunch
13:15 Workshop K - Building a P chart continued
13:30 Control charts for attribute data
The C chart
13:40 Workshop L - Building a NP chart
14:10 Control charts for attribute data
The C chart
14:20 Workshop M - Building a C chart
14:50 Control charts for attribute data
The U chart
15:00 Break
15:15 Workshop N - Building a U chart
15:45 Process capability
16:15 Workshop P - Process capability
16:50 Exchange
17:00 Course ends

Note: The times detailed in the programme are for guidance and may vary depending on delegate input and specific requests.

Course author and lead tutor

Michael Debenham is both a CQI tutor and a management consultant/trainer working for Business Process Improvement. From 2000 to 2010 he was responsible for policy and professional affairs at the Chartered Quality Institute and, as an executive director of the CQI, was the focal point for all professional and technical matters within the Institute and in the exchange of ideas and issues with other stakeholders in the UK Quality Industry. Michael is a Fellow of the CQI, a chartered engineer and a Registered Senior Consultant. As a CQI trainer and author Michael has developed a number of the CQI training courses, for example ‘Quality tools and techniques’, ‘Problem solving through root cause analysis’, ‘Risk-focused auditing’, ‘Product inspection’, ‘Quality tools and techniques’ and others.

During the nineties, Michael worked as an independent management consultant and during the eighties he worked for the British Inspecting Engineers Group, the later part of which as the Managing Director of the BIE UK operation.

CQI training courses

At the CQI we offer the very best in quality training for both experienced quality professionals and those completely new to the field. Our highly experienced trainers present a range of public courses covering a wide variety of topics, both introductory and advanced.

Fully flexible in-house training packages can be individually tailored to suit the needs of your organization and are conducted on site at your premises by our experienced trainers. We can offer any of our public portfolio of courses in-house, as well as many other topics. Please contact us for more information or to discuss.

Contact CQI training:

T: +44 (0)20 7245 6696
F: +44 (0)20 7245 6788
E: training@thecqi.org 

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