OCN Level 1 in SPC

Variation

Variation

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Jump to... Jump to... Beadboard Beadboard Help What is a Process? Common Causes of Variation Special Causes of Variation Variation Example (1) Variation Example (2) Variation Example (3) Variation Example (4) Variation Example (5) Causes of Variation Monitoring Variaton What is SPC? Statistical Process Control is... Monitoring the Process Control Limits Using Graphs Interpreting the Data (1) Interpreting the Data (2) Interpreting the Data (3) The History of SPC Controlled & Uncontrolled Variation (1) Controlled & Uncontrolled Variation (2) Control Charts Dr. Deming Deming in Japan Causes of Variation Special Causes of Variation SPC is Not Restricted to Manufacturing Introduction to Control Charts Process Control Charts Interpreting Data from a Table Interpreting Data from a Run Chart The Voice of the Process Control Limits Types of Control Chart Variable Data Attribute Data Attribute Data (2) Variable Charts Attribute Charts Analysis & Interpretation So We've Got These Control Charts... ...But What Do They Show Us? Variability during Statistical Control Highlighting Special Causes Is the Process in Statistical Control? Points Outside the Control Limits Other Indications of Special Causes Trends Runs Non-Random Patterns Introduction to Mean & Range Charts What is the Mean & Range Chart? Anatomy of a Mean and Range Chart Alternative Layout for a Mean & Range Chart How to Plot Mean & Range Charts Sample Mean and Range Chart Control Limits Chart Plotting Exercise (1) Chart Plotting Exercise (2) Chart Plotting Exercise (3) Chart Plotting Exercise (4) Chart Plotting Exercise (5) Chart Plotting Exercise (6) Chart Plotting Exercise (7) Chart Plotting Exercise (8) Chart Plotting Exercise (9) What to Do with a Mean & Range Chart Summary Introduction to Individual & Moving Range (XmR) Charts When to use an XmR Chart How to Plot XmR Charts The Project Information in the Chart Headings The Three Graphs The Data Collection Areas Chart Plotting Exercise (1) Chart Plotting Exercise (2) Chart Plotting Exercise (3) Chart Plotting Exercise (4) Chart Plotting Exercise (5) Chart Plotting Exercise (6) Chart Plotting Exercise (7) Chart Plotting Exercise (8) Chart Plotting Exercise (9) Chart Plotting Exercise (10) Chart Plotting Exercise (11) Chart Plotting Exercise (12) Chart Plotting Exercise (13) Chart Plotting Exercise (14) Chart Plotting Exercise (15) Summary Introduction to Number of Defects per Unit (u) Charts What is a u-Chart? What kind of data is recorded on a u-Chart? But what about the Control Limits? Defects and Defectives Problems with Attribute Data Anatomy of a u-Chart How to plot a Number of Defects per Unit (u) Chart Control Limits on a u-Chart Chart Plotting Exercise (1) Chart Plotting Exercise (2) Chart Plotting Exercise (3) Chart Plotting Exercise (4) Chart Plotting Exercise (5) Chart Plotting Exercise (6) Chart Plotting Exercise (7) Chart Plotting Exercise (8) Chart Plotting Exercise (9) Chart Plotting Exercise (10) Chart Plotting Exercise (11) Chart Plotting Exercise (12) Chart Plotting Exercise (14) Summary Presenting Data Presenting Data Example Run Charts Run Charts (2) Presenting Data In Context Presenting Data Graphically Tally Charts Tally Charts (2) Tally Charts (3) Tally Charts (4) Tally Charts (5) Tally Charts(6) Histograms Histograms (2) Histograms (3) Histograms (4) Faults Pareto Charts Ogives Ogives (2) Ogives (3) Ogives (4) Summary Pareto Analysis Who was Pareto, and what is his Principle? The Structure of a Pareto Chart Gathering Data Pareto Analysis Exercise (1) Pareto Analysis Exercise (2) Pareto Analysis Exercise (3) Pareto Analysis Exercise (4) Pareto Anlysis Exercise (5) Pareto Analysis Exercise (6) Pareto Analysis Exercise (7) Pareto Analysis Exercise (8) Pareto Analysis Exercise (9) Pareto Anlysis Exercise (10) Pareto Analysis Exercise (11) Pareto Analysis Exercise (12) Pareto Analysis Exercise (13)

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