NivaarExam Prep

23-Ind-A6 Systems Simulation

Worked solutions to 5 past sittings (2013–2018), 49 questions. Pick a sitting, or start from a topic below.

Topics across the sittings

Topics that come up in more than one sitting, taken from the headings of our worked solutions. A topic counts once per sitting.

Questions by sitting

December 2018

  1. Question 1: Extra-Bag Survey — Mean, Variance, Distribution Hypothesis
  2. Question 2: Chi-Squared Goodness-of-Fit Test for the Hypothesized Poisson
  3. Question 3: Multi-Modal Histogram — Input-Modelling Implications
  4. Question 4: Simulation Run Control — Replications, Warm-Up, Batch Means
  5. Question 5: Model Validation, Autocorrelation, and Variance Comparison
  6. Question 6: One-Way ANOVA Across Three Routing Scenarios
  7. Question 7: 2² Factorial Screening Experiment for Bus Loading
  8. Question 8: Bonus — Robert Baden-Powell

May 2018

  1. Question 1: Valid PDF, Inverse Transform, MCG Variates
  2. Question 2: Chi-Squared Goodness-of-Fit and Generator Diagnosis
  3. Question 3: Acceptance–Rejection and LCG Period
  4. Question 4: Variate Generation Across Five Distribution Families
  5. Question 5: Transient Behaviour and Welch's Warm-Up Method
  6. Question 6: Replication Length, Run Strategy
  7. Question 7: Sample Size, Vendor Comparison, Validation Test
  8. Question 8: Comparing Five Scenarios by ANOVA
  9. Question 9: 2 3 Screening Experiment for Warehouse Throughput

December 2017

  1. Question 1: Short-Answer: RNG, Terminating Simulation, Verification vs. Validation, Acceptance-Rejection
  2. Question 2: Non-Stationary Poisson Arrivals: Variate Generation and a Stationarity Test
  3. Question 3: Number of Replications for a Target Precision
  4. Question 4: Comparing Two Alternatives: Paired vs. Independent $t$-Test
  5. Question 5: Absenteeism Data: Mean, Variance, Distribution Hypothesis
  6. Question 6: Non-Preemptive Priority Queue: Hand Simulation
  7. Question 7: Eight Steps of a Simulation Study: Ambulance Supply Management
  8. Question 8: Airport Check-In Simulation: Model Description & Process Flow Diagram

December 2013

  1. Question 1: Simulation Study Proposal Memo
  2. Question 2: Process Flow Diagram
  3. Question 3: Outlier Test on Firm A Data
  4. Question 4: Required Sample Size for Firm B
  5. Question 5: Firm Selection
  6. Question 6: Goodness-of-Fit Test
  7. Question 7: Discussion of Normality
  8. Question 8: Set 1 — Batch Means, Run Length, Warm-Up
  9. Question 9: Set 2 — Variance Reduction
  10. Question 10: Set 3 — Verification, Validation, Credibility
  11. Question 11: Set 1 — Custom LCG
  12. Question 12: Set 2 — Hand Simulation of the Welding Station
  13. Question 13: Set 3 — Acceptance-Rejection Variate Generation
  14. Question 14: Set 4 — ANOVA on the Screening Design

Undated paper

  1. Question 1: Continuous Distribution — Valid pdf, Mean and Variance
  2. Question 2: Linear Congruential Generator — Output, Period, Repeatability
  3. Question 3: Project-Estimate Accuracy — Distribution, Confidence Interval, Anomaly Test
  4. Question 4: pdf Validity, Inverse Transform, Multiplicative Congruential Variates
  5. Question 5: Distribution Concepts — Fill in the Blanks
  6. Question 6: Run Length — Warm-Up Determination for a Volatile Series
  7. Question 7: Simulation Validation — Comparing Variances and Means to the Actual System
  8. Question 8: Variance Reduction Techniques — Common Random Numbers and Antithetic Variates
  9. Question 9: Comparing Three Operating Scenarios by One-Way ANOVA
  10. Question 10: 2 3 Full Factorial Screening Experiment for Process Throughput