Categorical (Qualitative data)

• Grouping of some kind (can be expressed as numbers or strings)
• There are three primary types:
  • Binary
  • Nominal
  • Ordinal

#Binary Data

• Data Represent: Yes or No outcomes
• Examples:
  • Heads/tails in a coin flip
  • Win/lose in a football game

#Nominal Data

• Data Represent: Groups with no rank or order between them
• Examples:
  • Species names
  • Colors
  • Brands

#Ordinal Data

• Data representation: Groups that are ranked in a specific order
• Examples:
  • Finishing place in a race
  • Rating scale responses in a survey