Derive from the word Datum, given fact

Type:

• Structured

  • organised, easy to manage
  • tabulate format
  • predefined structure
  • Contains text and numbers

• Unstructured

  • Unorganised, difficult to manage
  • no specific format
  • no predefined structure
  • text, images, audio, video

• Quantitative

  • numerical data
  • count, measure

• Qualitative

  • categorical data
  • categories

Data Context (meta) information that provide meaning to data.

• timeframe
• location
• source
• industry
• The specific problem or question the data is being used to address

Value of Data

• for individual
• for organisation
  • Increase profitability
  • social good
  • research
  • customer satisfaction
  • Measure ROI
  • identify opportunities

Data Growth

• Historic data storage

  • DNA
  • cave and wall painting
  • papyrus

• 19th Century

  • Punch cards
  • magnetic tape. floppy disks

• 20th to 21st century

  • CDs / drives
  • data centers (Cloud)

• Advantages

  • Personalisation and customisation
  • improved accessibility
  • companies with new business models

• Disadvantages

  • Legal and regulatory framework
  • data security
  • ethical and privacy considerations
  • data quality and infrastructure

Data Wisdom

• DIKW pyramid

  • Data
  • Information - organised with context
  • Knowledge - connect all the dots of information
  • Wisdom - insights to the knowledge to apply

• Data as a resource

• Data management

Data ethics and privacy

Principles

• Permissions - ask before collecting and user control
• Transparency
• Privacy -(personal identifiable information, PII) Full name, data of birth, bank account, id number, phone number