Psychology › Section B · Psychological research › Topic B.1

Why research is important

Without research we would navigate our complex world on intuition, authority and blind luck - and history shows how badly that goes. This topic covers why evidence beats certainty, how contradictory findings are a field thinking, and the two kinds of reasoning science runs on.

In this topic

  • The alternative to research is being wrong
  • Contradictory findings: a field thinking out loud
  • Facts and opinions
  • The people who built the evidence
  • Two directions of reasoning: deductive and inductive
  • Theories and hypotheses
  • Falsifiability: the make-or-break property
  • Worked example: evaluating a health claim
  • Worked example: a falsifiable hypothesis meets replication
  • Common mistakes to avoid
  • Key takeaways

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