IB Psychology Chapter 1 Introduction to Psychology

A type of research method that investigates the effect of an IV on a DV.

• Correlational study

• Experimental method

• Case study

• Brain imaging

Any action that a researcher has taken in a study to minimize or eliminate the effects of

extraneous variables.

• Control

• Blind procedure

• Ethical consideration

• Generalisability

A type of research method that investigates the strength of relationships between covariables.

• Correlational study

• Field method

• Case study

• Quasi-experiment

The variable that a researcher manipulates (i.e. varies or changes) in order to see its

effect.

• Independent variable

• Dependent variable

• Extraneous variable

• Control

The variable that the researcher measures.

• Independent variable

• Dependent variable

• Extraneous variable

• Control

Any action that is intended to reduce the effects of the extraneous variable.

• Experiment

• Confounding variable

• Extraneous variable

• Control

An internal mental process.

• Behaviour

• Cognition

• Fear

• Emotion

An attempts to explain a psychological phenomenon, often based on lots of existing ideas.

• Theory

• Study

• Model

• Conclusion