Google Data Analytics #9_Data Exploration

Andy Oh Sae Ha·2022년 6월 27일
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[Google] Data Analytics

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How Data Is Collected

  • Interview
  • Observation
  • Forms
  • Questionnaires
  • Surveys
  • Cookies

Data Collection Considerations

  • Data you choose must apply to your needs and must be approved for us
  • How the data will be collected
  • Choose the data sources
    • First Party Data : data collected by an individual or group using their own resources
      • also typically preferred method since you know exactly where the data came from
    • Second Party Data : data collected by a group directly from its audience and then sold
      • still a reliable source
    • Third Party Data : data collected from outside sources who did not collect it directly
  • How much data to collect
    • Population : all possible data values in a certain dataset
    • Sample : a part of a population that is representative of the population
  • Select the right data type
  • Determine the time frame
    • immediate usages requires hisotrical data

Order To Consider

  1. Select the right type of data
  2. Determine the time frame
    when collecting new data
    3-a. Decide how data will be collected
    3-b. Decide how much data to collect
    when using exisiting data
    3-a. Choose the data sources
    3-b. Decide what data to use
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