Operation management2 final

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Operation management2 final

  1. 1. Operation Management 2 Group Report Select Best Tablet PC in the world Team Member Goshi Fujimoto /201247529 Nobuya Yoshizwa / 201047532 Shigenori Kobayashi /201247513
  2. 2. Objectives • Select best of the best Tablet PC from the market • Each Tablet PC has pros and cons • How do we select the best one? Size? Price? Portability? Battery life? Spec?
  3. 3. Approaches
  4. 4. 1. Compose objectives • What is tablet PC? • Clearly different from the laptop • Need different objectives for tablet PC • What are needs for tablet PC? Make a wish list
  5. 5. 1. Compose objectives
  6. 6. 2. Identify fundamental objectives • Categorize and extract fundamental objectives from a wish list to create the hierarchy of fundamental objectives Not make my eyes tired Show friends Bring to cafe
  7. 7. 3-1. Apply the attributes iPad iPad Mini Galaxy Kindle Fire Nexus Xperia Tables Thinkpad Tablet2 41500 28800 29800 12800 22982 36161 68183 iOS iOS Android Android Android Android Windows8 A6X 2 core 1.0GHx A5X 2 core 1.0GHx APQ8060 DC 1.5GHz OMAP4430 1.2GHz IPS IPS TFT IPS IPS TFT IPS pic 2048 x 1536 1024 x 764 1280 x 800 1024 x 600 1280 x 800 1280 x 800 1366 x 768 Inch 9.7 7.9 10.1 7 7 9.4 10.1 GB 16 16 16 8 16 16 64 g 652 308 565 400 340 570 570 hr 10 10 8 8.5 10 10 10 IEEE802.11 a. b. g. n. a. b. g. n. b. g. n. a. b. g. n. b. g. n. a. b. g. n. a. b. g. n. Bluetooth Bluetooth 1.0-4.0 4.0 4.0 3.0 n/a 3.0 3.0 4.0 Camera resolution (Head) resolution 5M 5M 3.2M n/a 1.2M 8.0M 8.0M Camera Resolution (Tale) resolution 1.2M 1.2M 2.2M n/a n/a 1M 2.0M Price yen/unit OS Processor LCD quality LCD Resolution LCD Size Storage Size Weight Battery Life Wi-Fi The above product specification are captured from product catalog. Price information is from “kakaku.com”, as of Jan 5th 2013. Tegra3 1.3GHz Tegra3 1.3GHz Atom Z27860 1.8GHz
  8. 8. 3-2. Apply the attributes Converting Product spec to measurable attribute Attributes Price yen/unit Design OS Processor LCD quality LCD Resolution LCD Size Weight Battery Life Wi-Fi Measurement standard Price yen/unit Design Catalog Spec Appearance, Quality of material Process Speed xx GHz TFT/OLED LCD Quality pic Inch g Portability hr Measurement scale Reference source Lower is better Higher is better 5-1 kakaku.com kakaku.com Team member Enable to operate without frustration Fast –Slow 5-1 kakaku.com Team member Quality of Display including resolution, color Higher is better 5-1 kakaku.com Team member Higher is better 5-1 kakaku.com Team member Higher is easier 5-1 kakaku.com Team member Body Size and Weight Length of battery life IEEE802.11 Bluetooth Bluetooth 1.0-4.0 Camera resolution (Head) resolution Camera Resolution (Tale) resolution User Friendly interface Easy to operate, easy to input data, easy to set up wireless environment.
  9. 9. 4. Construct the consequences table iPad Price yen/unit iPad Mini Galaxy Kindle Fire Nexus Xperia Tables Thinkpad Tablet2 41500 28800 29800 12800 22982 36161 68183 Design Good-Bad: 5-1 4.7 4.9 4.5 5 4.3 4.8 4.4 Process Speed Fast –Slow 5-1 5 5 5 4 3 3 4 User Friendly Interface Good-Bad: 5-1 3.8 4.6 3.7 5 4.1 4.2 4.3 Portability Good-Bad: 5-1 3.4 4.8 4.1 5 4.6 4.6 3.6 LCD Quality Good-Bad: 5-1 5 5 4.2 5 4.5 4.5 3.6
  10. 10. 5.Ways to make the decision • How to eliminate alternatives • Even swap • How to make the rational decision • AHP
  11. 11. 5-1. Eliminate Alternatives iPad Price yen/unit iPad Mini Galaxy Kindle Fire Nexus Xperia Tables Thinkpad Tablet2 41500 28800 29800 12800 22982 36161 68183 Design Good-Bad: 5-1 4.7 4.9 4.5 5 4.3 4.8 4.4 Process Speed Fast –Slow 5-1 5 5 5 4 3 4.2 4 User Friendly Interface Good-Bad: 5-1 3.8 4.6 3.7 4.5 4.1 4.5 4.3 Portability Good-Bad: 5-1 3.4 4.8 4.1 5 4.6 4.6 3.6 LCD Quality Good-Bad: 5-1 5 5 4.2 4.5 4.5 4.5 3.6 Dominated by iPod Mini Dominated by Kindle fire Dominated by Kindle fire
  12. 12. 5-2. Structure Hierarchy Tree Best Tablet PC Price Design iPad Mini Process Speed Galaxy User Friendly Interface Kindle Fire Portability Xperia Tablet LCD Quality
  13. 13. 5-3. Develop Pairwise Comparison iPa d Min i Kin dle Fire Ga lax y Xpe ria Pric e iPa d Min i Kin dle Fire Ga lax y Xpe ria 1 1/ 7 1 7 1 5 1 1/ 5 1 1/ 3 1/ 9 1/ 5 iPa d Min i Kin dle Fire Ga la x y Xpe ria De s ign iPa d Min i Kin dle Fire Ga la x y 1 1 3 1 1 3 1/ 3 1/ 3 1 1/ 2 1/ 2 3 3 9 5 1 Pro c e s s Spe e d iPa d Min i Kin dle Fire Ga la x y Xpe ria iPa d Min i 1 3 1 5 Kin dle Fire 1/ 3 1 1/ 3 2 Ga la x y 1 3 1 1/ 5 Xpe ria 1/ 5 1/ 5 1/ 2 1 2 2 1/ 3 1 Us e r Frie n dly I t e rf a c e n iPa d Min i Kin dle Fire Ga la x y Xpe ria iPa d Min i 1 1/ 3 3 2 Kin dle Fire 3 1 5 4 Ga la x y 1/ 3 1/ 5 1 1/ 3 Xpe ria 1/ 2 1/ 4 1/ 3 1 Xpe ria Pro c e s s Spe e d iPa d Min i Kin dle Fire Ga la x y Xpe ria iPa d Min i 1 3 1 5 Kin dle Fire 1/ 3 1 1/ 3 2 Ga la x y 1 3 1 1/ 5 Xpe ria 1/ 5 1/ 5 1/ 2 1 Po rt a bilit y iPa d Min i Kin dle Fire Ga la x y iPa d Min i 1 1/ 3 3 Kin dle Fire 3 1 5 Ga la x y 1/ 3 1/ 5 1 Xpe ria 1/ 2 1/ 4 3 Xpe ria 2 4 1/ 3 1
  14. 14. 5-4. Develop Reference Vector Cit e ria Pric e De s ign Proc e s s Spe e d Us e r Frie ndly Inte rfac e Portabilit y LCD Quality Pric e De s ign Proc e s s Spe e d Us e r Frie ndly Inte rfac e Portability LCD Quality 1 5 4 3 3 7 1/5 1 1/3 1/6 1/6 2 1/4 3 1 1/3 1/5 4 1/3 6 3 1 1/3 5 1/3 6 5 3 1 6 1/7 1/2 1/4 1/5 1/6 1
  15. 15. 5-5. Calculate a Consistency Ratio (2)Preference vector (1)Pairwise comparison matrix for the criteria 1 1/ 5 1/ 4 1/ 3 1/ 3 1/ 7 (3)/(2) 6.85752 6.06560 6.1 8366 6.54397 6.97235 6.32800 5 1 3 6 6 4 3 1/ 3 1 3 5 1/ 2 3 1/ 6 1/ 3 1 3 1/ 4 1/ 6 1/ 5 1/ 3 1 1/ 5 1/ 6 7 2 4 5 6 1 x 0.375943 0.049243 0.094697 0.1 74303 0.271 63 0.0341 84 (3) = 2.5780 0.2987 0.5856 1 .1 406 1 .8939 0.21 63 CI=0.098370382 CI/RI=0.079330953 > 0.10 Degree of consistency is satisfactory
  16. 16. Our Conclusion The Best of Best buy Tablet is…
  17. 17. Our Conclusion
  18. 18. Ranking   iPad Mini Kindle Fire Galaxy Xperia Score 0.274463 0.289825 0.111858 0.062664

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