Root Cause Analysis (5 Whys) Worksheet

Uncover the true cause behind recurring problems with the Streamline Consulting Group Root Cause Analysis (5 Whys) Worksheet — a professional Lean tool designed to drive clarity, accountability, and sustainable solutions.

This structured template walks you through the 5 Whys method — a simple yet powerful framework used by Lean and Six Sigma practitioners to dig beneath surface-level issues and identify the real root cause.

💡 What’s Inside:

• Guided 5 Whys table with fields for each “Why,” cause description, and supporting data
• Sections for Problem Statement and Containment Actions to capture context and initial response
• Root Cause & Corrective Action tables to ensure clear accountability and follow-through
• Verification of Effectiveness field to validate lasting improvement
• Professional Streamline layout featuring teal headers, blush dividers, and modern typography

🏭 Perfect For:

• Lean Six Sigma professionals
• Manufacturing and supply chain teams
• Operations managers and process improvement leaders
• Consultants, trainers, and business analysts

📦 What You’ll Get:

• 1 high-quality PDF printable version

✨ Why Streamline Tools:

Developed by Streamline Consulting Group, experts in Lean transformation and continuous improvement, this worksheet helps you go beyond symptoms to find and fix problems at their core — ensuring issues don’t resurface and processes keep improving.