Validity

• Validity


  If findings accurately reflect natural behaviours
• Internal Validity


  Questions the cause and effect relationship between variables, and any other factors
• External Validity


  Questions if findings can be generalised to the wider population
• Face Validity


  Appears to measure what it claims
• Criterion Validity


  Compare data to another measure for correlation
• Concurrent Validity


  Extent to which new test is similar to established test
• Predictive Validity


  Performance on a test can predict future performance