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Topic

Statistical Quality Control

Asked 3 times in ESE over 1 years (2025–2026), peaking in 2025.
3
PYQs
1
Exams
2
Years active
2025–2026
Span
2025
Peak
0/3
Answers
📅 Full chronological timeline →

Key insights

  • Most tested in ESE — 3 of 3 PYQs
  • Most asked in 2025
  • Recurs across 2 years (2025–2026)

Across exams

ESE · 3

How the concept evolved

225
126
Rising — more than half its appearances (3 of 3) are since 2016.

Sample questions

You've seen the pattern — here are a few of the actual PYQs.
ESE2026

Consider the following statements regarding variations in quality control tools

  1. Common/Random/Chance variations are difficult to trace and difficult to control even under the best condition of operation
  2. Assignable variations are of higher magnitude which can be easily traced and detected

Which of the above statements is/are correct ?

  1. A 1 only
  2. B 2 only
  3. C Neither 1 nor 2
  4. D Both 1 and 2
Answer key not yet available (pending official release)
Engineering › Engineering Mathematics & General
ESE2025
Which one of the following is the correct UCL for central limits of non-conforming units with constant or variable sample size in control charts for attributes?
  1. A P̄ + √[3P̄(1 – P̄)/n]
  2. B n̄p̄ + 3√np̄(1 – p̄)
  3. C c̄ + 3√c̄
  4. D ū + 3√(ū/n)
Answer key not yet available (pending official release)
Engineering › Engineering Mathematics & General
ESE2025
Which one of the following relation is correct for np regarding quality control?
  1. A Total number rejected/defective / Number of sample
  2. B Total number rejected/defective / Total number inspected
  3. C Total number defects in all units / Total number of units
  4. D Total number defects in all units / Number of sample
Answer key not yet available (pending official release)
Engineering › Engineering Mathematics & General

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