Google Data Analytics #9_Data Exploration

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