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PITCHING, TESTING, and PROTOTYPING, 5.PROTOTYPE : SOFTWARE, Creating…

- - - - Fast to build
      - Discarded after feedback
    - - Built incrementally
      - Evolves into final product
  - - - Series of screens
    - - Clickable
      - Simulates user experience
- - - - Size and Weight
  - - - Alpha Prototype
        
        Concern, Adapted, Completed
      - Beta Prototype
        
        Revision
      - Proof of Concept Prototype
        
        Able to use and verify
      - Pre-production Prototype
        
        Finalization
- - - - The more people that you survey, the better is the survey accuracy
      - Where do you get the people you're surveying:question:
        
        Convenience Sample
        
        Surveying people that you already know
        
        Most common used and the least useful in surveys
        
        Example : friends, family, instagram
        
        Purchase a Sample:dollar:
        
        Buying answers from random group of people
        
        Example : Mechanical Turk :desktop_computer:
        
        Online services that doing short task on Amazon to gain money
        
        $0.25 to $0.75 per survey
        
        Google Survey
        
        $3 for 10 questions $0.3 each
        
        Targeted Ads
        
        Advertise a survey
        
        Example : ads on LinkedIn, Facebook
    - - Demographic Question
        
        Question that is asking backgrounds information
        
        Example : gender, age or educational background
      - Open-ended Question
        
        Question with essay box to answer
        
        People hate writing essays, high rate they will drop your survey
      - Rating Scale Question
        
        Likert scale
        
        Common way to measure people's opinion, attitudes, or feelings
        
        Example : (1) Strongly disagree (2) Disagree (3) Neutral (4) Agree (5) Strongly agree
      - Pricing Question
        
        Monadic pricing
        
        A method used to determine how much a customer is willing to pay for a product
        
        Example : "Would you buy this product at NT$40?" Then ask a different group: "Would you buy it at NT$50?"
        
        Identify the optimal price customers are willing to pay
    - - Pre-test
        
        Give people a face-to-face survey:silhouettes:
        
        Give you a sense if the question is good or bad:warning:
        
        Do they understand the question:question:
        
        How long they are taking the survey:question:
        
        Clean the Data
        
        Remove incomplete/invalid questions or responses:forbidden:
- - - - co- founded food delivery service
      - Caviar
        
        Delivered food by bike
        
        Built app front end
        
        Manually fulfill ordrers
- - - - Those who experience the problem
    - - People or companies who pay.
    - - People who understand the industry, regulation, trends
  - - - Ask everyone the same core questions
    - - Ask open-ended follow-ups
    - - Understand their context, not just the problem
    - - then ask how they currently solve it
    - - let the interviewee respond naturally