NivaarExam PrepOfficial exam papers ↗

23-Ind-A5 Quality Planning, Control, and Assurance: December 2014

Nivaar worked solution (AI-drafted; not reviewed by a licensed engineer)

  1. Question 1 ISO 9000 Certification, Supplier Quality Trends, and TQC vs. TQM
  2. Question 2 Traditional vs. Special Control Charts, X̄/R Chart for Part Weight, and Chart Design for Two ARL Targets
  3. Question 3 Type I/II Errors and the OC Curve, a p-Chart for PC Inspection, and Minimum Sample Size for Shift Detection
  4. Question 4 p- vs. u-Chart and the Demerit Chart, Positive c-Chart LCL, and a u-Chart for Paper-Roll Imperfections
  5. Question 5 Taguchi's Three Design Stages, the Taguchi Toolkit, and a Two-Factor ANOVA on CO Emissions
  6. Question 6 Acceptance Sampling and MIL-STD-105E, Dodge-Romig LTPD/AOQL Plans, and a Single Sampling Plan for a Lot of 800

Start with Question 1 →

National Exams — December 2014 — 98-Ind-A5 Quality Planning, Control and Assurance. Closed-book exam; Casio or Sharp approved calculators only; one double-sided 8.5×11 aid sheet permitted; relevant statistical tables attached. Format: six questions, each worth 20 marks; any five constitute a complete paper, and only the first five appearing in the answer book are marked, so candidates effectively choose 5 of 6. All six are solved below for completeness.

Reference texts: Montgomery, Introduction to Statistical Quality Control (8th ed.) — control charts, process capability, design of experiments and acceptance sampling for quality improvement (the primary text for every part of this paper); MIL-STD-105E — sampling procedures and tables for inspection by attributes; ISO 9001:2015 — quality management systems and certification.