PROCESS CAPABILITY STUDY CHECKLIST

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--- PLANNING & SCOPE DEFINITION ---
[ ] Process Name
[ ] Process Description
[ ] Study Objective (Identify Capability, Assess Improvement, Meet Specification)
[ ] Sample Size (Planned)
[ ] Study Start Date
[ ] Specification Limits (USL, LSL)
[ ] Critical to Quality (CTQ) Attribute? (Yes, No)
[ ] Potential Sources of Variation (Material, Equipment, Method, Manpower, Environment)

--- DATA COLLECTION & PREPARATION ---
[ ] Sample Size (n)
[ ] Sampling Method (Random, Systematic, Stratified, Convenience)
[ ] Rationale for Sample Size
[ ] Data Collection Start Date
[ ] Data Collection End Date
[ ] Number of Subgroups (if applicable)
[ ] Data Points/Variables Measured (Length, Diameter, Weight, Surface Finish, Other (Specify in Long Text))
[ ] Detailed Description of Measurement System & Equipment Used
[ ] Description of any Data Cleaning Steps Performed (e.g., outlier removal)

--- STATISTICAL ANALYSIS & CALCULATIONS ---
[ ] Sample Size (n)
[ ] Mean (X̄)
[ ] Standard Deviation (s)
[ ] Upper Specification Limit (USL)
[ ] Lower Specification Limit (LSL)
[ ] Cp Calculation
[ ] Cpk Calculation
[ ] Pp Calculation
[ ] Ppk Calculation
[ ] Distribution Type Assumed (e.g., Normal) (Normal, Non-Normal - Further Analysis Required)

--- INTERPRETATION & REPORTING ---
[ ] Executive Summary of Findings
[ ] Cp (Process Capability Index)
[ ] Cpk (Process Capability Index - Lower)
[ ] Cpm (Process Capability Index - Adjusted)
[ ] Process Meets Capability Requirements? (Yes, No, Needs Further Investigation)
[ ] Explanation of Capability Index Results & Trends
[ ] Recommendations for Process Improvement
[ ] Control Chart Image
[ ] Potential Risks Identified during the Study

--- CORRECTIVE ACTION & FOLLOW-UP ---
[ ] Describe the identified root cause(s) of the process capability deficiency.
[ ] Outline the proposed corrective actions to address the root cause(s).
[ ] Estimated Cost of Corrective Actions (USD)
[ ] Target Completion Date for Corrective Actions
[ ] Assigned Responsibility for Corrective Actions (Production Engineer, Maintenance Technician, Quality Engineer, Process Owner)
[ ] Which departments will be involved in the corrective action? (Production, Engineering, Quality, Maintenance)
[ ] Describe the specific metrics used to verify the effectiveness of corrective actions.
[ ] Date of First Verification Measurement
[ ] Status of Corrective Action (Not Started, In Progress, Completed, Delayed)

--- DOCUMENTATION & RECORD KEEPING ---
[ ] Study Start Date
[ ] Study Completion Date
[ ] Study Objective and Scope Description
[ ] Raw Data File(s)
[ ] Statistical Analysis Output (e.g., Minitab, Excel)
[ ] Summary of Findings & Conclusions
[ ] Description of Corrective Actions Taken (if any)
[ ] Revision Number of Document
[ ] Document Status (e.g., Draft, Approved, Obsolete) (Draft, Approved, Obsolete)
[ ] Reviewer Signature

--- END OF TEMPLATE ---
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