primary and secondary data, meta-analysis

• What is primary data?

  Data gathered by conducting original research and investigations
• What are the strengths of primary data?

  1. Provides original and fresh information.
  2. Provides qualitative information.
• What are the weaknesses of primary data?

  1. Has limited coverage.
  2. More time consuming.
• What is secondary data?

  Information and data already gathered by another person.
• What are the strengths of secondary data?

  1. Provides historical data and information.
  2. Provides quantitative information.
  3. Has wider coverage.
  4. Less time consuming.