I — Datum
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Quality and manufacturing calculators. No signup required.
SPC, capability analysis, DOE, lean, measurement systems, risk, and QMS.
Ref: AIAG · Montgomery · ISO 22514-2
II — Instrument Index
| # | Instrument | Domain | Specification |
|---|---|---|---|
| Statistical Process Control | |||
| 1 | Cpk / Ppk Calculator | SPC · Capability | Process capability indices from measurements. Cp, Cpk, Pp, Ppk, sigma level, DPMO. |
| 2 | Bayesian Cpk Calculator | Bayesian · SPC | P(Cpk > 1.33) and credible intervals. Posterior distribution of capability. |
| 3 | Control Chart Generator | SPC · Charts | Shewhart I-MR and X-bar/R. Nelson rules, Cp/Cpk, PNG export. |
| 4 | Sigma Level / DPMO Converter | Six Sigma · Quality | Convert DPMO, sigma level, yield, and Cpk equivalent. |
| Measurement Systems | |||
| 5 | Gage R&R Calculator | MSA · Measurement | Crossed Gage R&R with ANOVA. %GRR, NDC, variance components. |
| Design of Experiments | |||
| 6 | Sample Size Calculator | DOE · Hypothesis Testing | Required n for t-tests, proportions, ANOVA. Power curves. |
| Lean & Production | |||
| 7 | OEE Calculator | TPM · Manufacturing | Availability, Performance, Quality breakdown. |
| 8 | Takt Time Calculator | Lean · Production | Takt time, line balance visualization, bottleneck identification. |
| 9 | Kanban Card Generator | Lean · Inventory | Print-ready cards with barcodes/QR. CR80, half-letter, 4×6. |
| Quality & Risk | |||
| 10 | Pareto Chart Generator | Quality · Root Cause | 80/20 analysis with cumulative line. PNG export. |
| 11 | FMEA RPN Calculator | FMEA · Risk | Severity × Occurrence × Detection. AIAG-VDA Action Priority. |
| 12 | First Pass Yield & RTY | Yield · Six Sigma | Per-step FPY, rolled throughput yield, hidden factory waste. |
| QMS & Documents | |||
| 13 | ISO 9001 Audit Checklist | ISO 9001 · Audit | Clause-specific checklists with evidence-based questions. |
| 14 | ISO Document Creator | ISO 9001 · QMS | Quality Manuals, SOPs, Work Instructions. PDF export. |
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