Learning objective

Apply your understanding of extraneous variables and controls to new situations.

Read the explanation, check the common trap, then practise with flashcards and questions.

Practise this topic Read the exam answer Topic hub

Exam focus

Read the explanation.
Check key terms.
Practise with linked questions.

Cambridge IGCSE PsychologyResearch methods

Study support

Understand this objective

Quick explanation

Apply your understanding of extraneous variables and controls to new situations

This point belongs to T he features of an experiment., especially T he features of an experiment. outcomes.
You need to be able to apply your understanding of extraneous variables and controls to new situations.
The key ideas to know are Suggest and Justify.
Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.

Key concepts

SuggestJustify

Why it matters

This objective helps connect T he features of an experiment. outcomes to exam-style questions, flashcards, and revision notes for T he features of an experiment..

Revision tools