A-Collecting data

• Quantitative

  • Numbers
  • large sample size
  • maths/statistics
  • test hypothesis
• Qualitative

  • Words
  • small sample size
  • summarise, categories, interpret
• Discrete


  Something you can count

  (numbers, patients)
• Continuous 


  Something that can be measured

  (weight, height, blood glucose)
• Dependant variable


  The effect we count or measure

  Value that depends on another variable
• Independent variable


  Value does not depend on another variable

  Variable you manipulate