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Minggu 5:
Quantitative Research Design




         Quantitative Research Design
OBSERVASI

 Identifikasi minat
     penelitian




                      PERUMUSAN              PERUMUSAN               PERUMUSAN            RANCANGAN
                       MASALAH            KERANGKA TEORITIS           HIPOTESIS           PENELITIAN
                                          Identifikasi variabel-                        Aspek-aspek pokok
                       Pertanyaan-
                                          variabel penelitian &     Dugaan-dugaan         dalam rangka
                  pertanyaan penelitian
                                            hubungan antar          yang akan diuji      pengumpulan &
                  (research questions)
                                           variabel penelitian                           pengolahan data




PENGUMPULAN DATA                             PENYIMPULAN
     AWAL                                                                                PENGUMPULAN &
                                           - Hipotesis diterima/                        PENGOLAHAN DATA,
                                                  ditolak?                                  ANALISIS,
    - Wawancara
                                          - Research questions                            INTERPRETASI
  - Studi Literatur
                                              telah terjawab?




                                                                                           Pengambilan
                                           Penulisan Laporan       Presentasi Laporan
                                                                                            Keputusan




                      Research Process for Basic and Applied Research (Sekaran, 2000)
                                          Quantitative Research Design
Metodologi Penyelesaian
Masalah Sistem Integral
         Problem Solving
            Approach

      Management Science
          Approach


      Integrated Approach
       Quantitative Research Design
Problem Solving Approach




       Quantitative Research Design
IE and Its Integrated System

                                Decision          Solution

          Action     Criteria

  Inte-
 grated
 System                                           Model
             Problem                 IE


                   Data /Information
                   Quantitative Research Design
How To Get The Solution?
                        Problem
                                                   Yes
                   Common Sense?                           Use&Choose

                                  No
                                                   Yes
                    Model Standard?                          Formulate


New Alternatives   Build New Model                       Simulation


                         Solution

                         Decision
                    Quantitative Research Design
Step in Problem Solving
             Approach
•   Define Problem
•   Generate Alternatives
•   Choose Standard Model
•   Get The Best Solution
•   Make Decision
•   Implementation/Action

               Quantitative Research Design
Problem
Any unsatisfactory situation
        Symptom
             • Claims
• Difference: Expectation vs Reality


         Root Causes

            Problem
          Quantitative Research Design
Problem Formulation
   • Preliminary Study
   • List of Symptoms
 • Identify Roots Causes
        • Analysis
     • Define Problem



      Quantitative Research Design
How to Choose The Model

Real System                                   System Modeled
                       Systemic
                        Aspect

                                Yes          Search Another Model

                 Component Model

                                Yes

                     Assumptions                  Build New Model

                           Yes
                    Use The Model
              Quantitative Research Design
Building Model Process




      Quantitative Research Design
Building Model Process
Analysis Of        Components        Performance
 System              Model             Criteria

   Formulate         Performance         Types: Single,
  the Problem          Criteria            Multiple

   Determine         Decision            Level of Management:
  performance                           Company Level, Business
    criteria         Variable           Level, Operational Level
  Identification
  of components       Constraints
      model

                     Parameters

                        Logical
                      Relationship
Problem Solving Approach




       Quantitative Research Design
Model Validation




   Quantitative Research Design
Problem Solving Approach




       Quantitative Research Design
Management Science Approach




         Quantitative Research Design
Management Science Approach




         Quantitative Research Design
Management Science Approach

                  Management
                    Science
                   Approach


 Classical           Operation
                                              Simulation
Quantitative         Research
                                                Model
 Approach             Model

               Quantitative Research Design
Classical Quantitative Approach




          Quantitative Research Design
Wilson Model




  Quantitative Research Design
Wilson Model




  Quantitative Research Design
Asumsi Model Wilson
• Demand Deterministik & Barang Datang
  secara uniform
• Ukuran lot pemesanan tetap untuk setiap
  pemesanan
• Barang yang dipesan akan datang serentak
  pada saat pemesanan
• Harga barang konstan baik terhadap lot
  maupun waktu
               Quantitative Research Design
Model Wilson




  Quantitative Research Design
Management Science Approach




         Quantitative Research Design
Management Science Approach




         Quantitative Research Design
Operation Research Approach




         Quantitative Research Design
Operation Research Approach




         Quantitative Research Design
Operation Research Approach
   (Linear Programming)




         Quantitative Research Design
Simulation Approach
• Use modeling approach to solve the
  problem to obtained feasible solution
• Non linear & uncertain phenomena
• Constraint problems
• What-if analysis



                Quantitative Research Design
Simulation Process




    Quantitative Research Design
Integrated Approach




     Quantitative Research Design
Systemic Aspect
• Structural Aspect
   – Man, Machine, Material
• Functional Aspect
   – Man-man, Man-Material, Man-Machine, Feed-
     back
• Boundary
• Environment
   – Stakeholder and Societal
• Objective
   – Unitary, pluralist, coercive
                     Quantitative Research Design
Component of Integrated System


                              Man

                                +
Natural System and/or Artificial System
 Equipment+Material                                  Machine + Material


                      Quantitative Research Design
Characteristic of Integrated
            Approach

•   Problem      : Real
•   Model        : Valid
•   Solution     : Feasible
•   Decision      : Effective
•   Action        : Implemented

               Quantitative Research Design
What IE has to do?
•   Problem Identification
•   Generate alternatives
•   Know the standard models
•   Decide performance criteria
•   Choose the best solution
•   Make decision
•   Anticipate managerial implication
•   Action        Quantitative Research Design
Research Flow Diagram
Research Flow Diagram reflects how the
 problem will be solved by the proposed
       concept, model or method


Problem     Concept, Model or Method        Decision




             Quantitative Research Design

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Quantitative Research Design

  • 1. Minggu 5: Quantitative Research Design Quantitative Research Design
  • 2. OBSERVASI Identifikasi minat penelitian PERUMUSAN PERUMUSAN PERUMUSAN RANCANGAN MASALAH KERANGKA TEORITIS HIPOTESIS PENELITIAN Identifikasi variabel- Aspek-aspek pokok Pertanyaan- variabel penelitian & Dugaan-dugaan dalam rangka pertanyaan penelitian hubungan antar yang akan diuji pengumpulan & (research questions) variabel penelitian pengolahan data PENGUMPULAN DATA PENYIMPULAN AWAL PENGUMPULAN & - Hipotesis diterima/ PENGOLAHAN DATA, ditolak? ANALISIS, - Wawancara - Research questions INTERPRETASI - Studi Literatur telah terjawab? Pengambilan Penulisan Laporan Presentasi Laporan Keputusan Research Process for Basic and Applied Research (Sekaran, 2000) Quantitative Research Design
  • 3. Metodologi Penyelesaian Masalah Sistem Integral Problem Solving Approach Management Science Approach Integrated Approach Quantitative Research Design
  • 4. Problem Solving Approach Quantitative Research Design
  • 5. IE and Its Integrated System Decision Solution Action Criteria Inte- grated System Model Problem IE Data /Information Quantitative Research Design
  • 6. How To Get The Solution? Problem Yes Common Sense? Use&Choose No Yes Model Standard? Formulate New Alternatives Build New Model Simulation Solution Decision Quantitative Research Design
  • 7. Step in Problem Solving Approach • Define Problem • Generate Alternatives • Choose Standard Model • Get The Best Solution • Make Decision • Implementation/Action Quantitative Research Design
  • 8. Problem Any unsatisfactory situation Symptom • Claims • Difference: Expectation vs Reality Root Causes Problem Quantitative Research Design
  • 9. Problem Formulation • Preliminary Study • List of Symptoms • Identify Roots Causes • Analysis • Define Problem Quantitative Research Design
  • 10. How to Choose The Model Real System System Modeled Systemic Aspect Yes Search Another Model Component Model Yes Assumptions Build New Model Yes Use The Model Quantitative Research Design
  • 11. Building Model Process Quantitative Research Design
  • 12. Building Model Process Analysis Of Components Performance System Model Criteria Formulate Performance Types: Single, the Problem Criteria Multiple Determine Decision Level of Management: performance Company Level, Business criteria Variable Level, Operational Level Identification of components Constraints model Parameters Logical Relationship
  • 13. Problem Solving Approach Quantitative Research Design
  • 14. Model Validation Quantitative Research Design
  • 15. Problem Solving Approach Quantitative Research Design
  • 16. Management Science Approach Quantitative Research Design
  • 17. Management Science Approach Quantitative Research Design
  • 18. Management Science Approach Management Science Approach Classical Operation Simulation Quantitative Research Model Approach Model Quantitative Research Design
  • 19. Classical Quantitative Approach Quantitative Research Design
  • 20. Wilson Model Quantitative Research Design
  • 21. Wilson Model Quantitative Research Design
  • 22. Asumsi Model Wilson • Demand Deterministik & Barang Datang secara uniform • Ukuran lot pemesanan tetap untuk setiap pemesanan • Barang yang dipesan akan datang serentak pada saat pemesanan • Harga barang konstan baik terhadap lot maupun waktu Quantitative Research Design
  • 23. Model Wilson Quantitative Research Design
  • 24. Management Science Approach Quantitative Research Design
  • 25. Management Science Approach Quantitative Research Design
  • 26. Operation Research Approach Quantitative Research Design
  • 27. Operation Research Approach Quantitative Research Design
  • 28. Operation Research Approach (Linear Programming) Quantitative Research Design
  • 29. Simulation Approach • Use modeling approach to solve the problem to obtained feasible solution • Non linear & uncertain phenomena • Constraint problems • What-if analysis Quantitative Research Design
  • 30. Simulation Process Quantitative Research Design
  • 31. Integrated Approach Quantitative Research Design
  • 32. Systemic Aspect • Structural Aspect – Man, Machine, Material • Functional Aspect – Man-man, Man-Material, Man-Machine, Feed- back • Boundary • Environment – Stakeholder and Societal • Objective – Unitary, pluralist, coercive Quantitative Research Design
  • 33. Component of Integrated System Man + Natural System and/or Artificial System Equipment+Material Machine + Material Quantitative Research Design
  • 34. Characteristic of Integrated Approach • Problem : Real • Model : Valid • Solution : Feasible • Decision : Effective • Action : Implemented Quantitative Research Design
  • 35. What IE has to do? • Problem Identification • Generate alternatives • Know the standard models • Decide performance criteria • Choose the best solution • Make decision • Anticipate managerial implication • Action Quantitative Research Design
  • 36. Research Flow Diagram Research Flow Diagram reflects how the problem will be solved by the proposed concept, model or method Problem Concept, Model or Method Decision Quantitative Research Design