Root Cause Analysis (5 Whys) Generator

An interactive 5 Whys calculator to identify root causes of problems in business operations. Developed by Ugo Candido.

Problem Statement

Problem

Why #1

Why #2

Why #3

Why #4

Why #5

Results

Fill in the problem and at least the first why to generate results.

How to use

Start with a clear problem statement, then answer “Why?” up to five times. The results panel summarizes your chain of causes.

The 5 Whys technique is a simple root-cause analysis method that iteratively asks “Why?” to reveal contributing factors behind a problem.

An interactive 5 Whys calculator to identify root causes of problems in business operations.

Formulas

This generator is qualitative and does not use numeric formulas.

Citations

NIST — Weights and measures — nist.gov · Accessed 2026-01-19
https://www.nist.gov/pml/weights-and-measures
FTC — Consumer advice — consumer.ftc.gov · Accessed 2026-01-19
https://consumer.ftc.gov/

Changelog

0.1.0-draft — 2026-01-19 — Initial audit spec draft generated from HTML extraction (review required). Verify formulas match the calculator engine and convert any text-only formulas to LaTeX. Confirm sources are authoritative and relevant to the calculator methodology.

✓ Verified by Ugo Candido

Last Updated: 2026-01-19

Version 0.1.0-draft