1. Saad Haj Bakry, PhD, CEng, FIEE 1 The Problem of Choice Saad Haj Bakry, PhD, CEng, FIEE P RESENTATIONS IN N ETWORK M ANAGEMENT

2. Saad Haj Bakry, PhD, CEng, FIEE 2 Objectives / Contents The Need For Choice Selection Criteria / Importance Weights Selection Choices / Grading MethodApplications The Problem of Choice

3. Saad Haj Bakry, PhD, CEng, FIEE 3 The Need for Making a Choice Products Buying / Leasing from Different Manufacturers Evaluating Services Contracts: SLAs Grading for hiring / firing / promotion Services People The Problem of Choice

4. Saad Haj Bakry, PhD, CEng, FIEE 4 Selection Criteria / Importance Weights Selection CriteriaWeight of Importance General Scenario 1Scenario 2 Cost W[1]5015 Quality / Difference / (Brand) W[2]2050 DeliveryW[3]1015 Technical SupportW[4]10 Other FactorsW[5]…w[N]10 “All” The Problem of Choice

5. Saad Haj Bakry, PhD, CEng, FIEE 5 Grading Selection CriteriaGrades Choice 1Choice 2 Cost G[1]96 Quality / Difference / (Brand) G[2]69 DeliveryG[3]64 Technical SupportG[4]46 Other FactorsG[5]…G[N]66 The Problem of Choice

6. Saad Haj Bakry, PhD, CEng, FIEE 6 Grades: G[i] Perfect10Sub Average5 Excellent9Low4 Very Good8Very Low3 Good7Not Acceptable0 Average6 The Problem of Choice

7. Saad Haj Bakry, PhD, CEng, FIEE 7 Selection: Case 1 Selection Criteria Weights Choice 1Choice 2 GradesScoresGradesScores Cost 5094506300 Quality2061209180 Delivery10660440 Support10440660 Others106606 “Total” 10031730 (*)31640 The Problem of Choice

8. Saad Haj Bakry, PhD, CEng, FIEE 8 Selection: Case 2 Selection Criteria Weights Choice 1Choice 2 GradesScoresGradesScores Cost 159135690 Quality5063009450 Delivery15690460 Support10440660 Others106606 “Total” 1003162531720 (*) The Problem of Choice

9. Saad Haj Bakry, PhD, CEng, FIEE 9 I DENTIFY C RITERIA / D ECIDE O N W EIGHTS: “ S CENARIOS ” G ET C HOICES / S ET G RADES E VALUATE S CORES O THER V IEWPOINTS L C HOOSE Evaluation Method The Problem of Choice

10. Saad Haj Bakry, PhD, CEng, FIEE 10 Suggested Applications Evaluations IT Staff IT Services IT Products Use Evaluation Method The Problem of Choice

11. Saad Haj Bakry, PhD, CEng, FIEE 11 Reference G. B. Sugden, “A simple analytical approach to choice”, IEE Engineering Management Journal, Vol. 10, No. 6, pp.265-268, December 2000. The Problem of Choice