SPC & MSA Studio
SPC Control Charts
Choose a chart family that matches your data, download the matching template, fill it in (Excel, Google Sheets, or Notepad all work), then upload it here. Limits, plotted points, and out-of-control signals (Nelson Rules 1–6) are calculated automatically.
1. Choose chart type & get your template
2. Upload your filled data
Process Capability
Upload individual measurements or subgroup data against a specification to get Cp, Cpk, Pp, Ppk, a histogram, and a plain-language read on whether the process can meet spec.
1. Data shape & template
2. Specification & data
Gage R&R — Measurement System Analysis
Crossed Gage R&R study using the ANOVA method (AIAG MSA-4 style): appraisers each measure the same parts multiple times. Get %Contribution, %Study Variation, and number of distinct categories (ndc).
1. Template
2. Upload & tolerance (optional, for %Tolerance)
Attribute Agreement Analysis
For go/no-go, pass/fail, or categorical judgments (visual inspection, grading, underwriting decisions, etc). Measures within-appraiser repeatability, between-appraiser reproducibility, and agreement against a known standard, with Fleiss' Kappa.
1. Template
2. Upload
Compliance & Reports
A running, audit-style summary of every study you've run in this session, with IATF 16949 / ISO 9001 reference points. Print to PDF, or export the underlying numbers to CSV.
