1. Allows us to discover expected discoveries:
    • Trends, patterns anomalies
  2. Suggest hypothesis
  3. Assess assumptions

Essence:

Communicate the data:

  • Clearly
  • Interpretable
  • Provides evidence and can influence and persuade

Pre-attentive Attributes:

Ways of making data pop out. These can include:

  • Colour
  • Orientation
  • Size