Library Project For Lean Six Sigma, by Bidiak Amana, Victor Adegboye, Sheena Dilixiati, Nadia Makarova

Define Phase

Problem Definition
Base issue is students not showing up
Some shifts do not get covered
Goal: minimize the percentage of shifts that do not get covered per week
Measure Phase
Data Collected:Response variable is the ratio of missed shifts to total number of hours of work required

Statistical Process Control Charts :

Defects per Million Opportunities (DPMO):

Analyze Phase
Ishikawa Diagram:

Improve Phase
Process Improvement Recommendations:

Improved Process Map:

Projected DPMO

Control Phase
Recommended Approach to Control and Sustain the Improved Process:

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