3 Legged 5 Why Analysis - ISSP

3 Legged 5 Why Analysis. 5 Why - Effective Root Cause Analysis Problem Definition . 3 Legged 5 Why Direct Cause: Why did the specific problem occur? Corrective Actions Date: Problem Statement . A Non-conformance being Investigated (1) Why did it occur: 1 . Why did it occur: 2 Why did it occur: 3 Why did it occur: 4 Why did it occur: 5 ................
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