Psychology as a Science

• Requirements for a study to be scientific

  • objectivity
  • replicability
  • hypothesis testing
  • falsification
  • empirical methods
• Objectivity


  Based on facts and evidence, not subjective. A study can be objective through random allocation, double blind technique, standardised procedures and recording and measurement.
• Empirical Methods


  Data must be gathered through observations and experiments; through senses.
• Replicability 


  The study and measurements should be able to be repeated to see if similar results can be found.
• Hypothesis testing


  The theory is developed through hypothesis testing
• Falsification


  Study should be designed so that the hypothesis can be tested to be right or wrong.