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1.1 Bias

1.2 Causality

1.3 Change

1.4 Measurement

1.5 Perspective

1.6 Responsibility

2.1 Biological Approach

2.2 Cognitive Approach

2.3 Sociocultural Approach

2.4 Research Methodology

3.1 Health and Well-being

3.2 Human Development

3.3 Human Relationships

3.4 Learning and Cognition

4.1 Culture

4.2 Motivation

4.3 Technology

4.4 Data Analysis and Interpretation

IB
1.4.2 Data collection methods

IB Psychology 1.4.2 Data Collection Methods Key Definitions

1.4.2 Data collection methods Key Definitions

Definition

Interview

A qualitative research method in which the researcher asks open or semi-open questions and records the participant's answers.

Definition

Observation

A research method that records behaviour directly, without asking the participant to report it.

Definition

Random Assignment

Sorting participants into experimental conditions by chance, so each participant has an equal probability of being in any condition.

Definition

Research Methods

The tools psychologists use to investigate questions and test hypotheses.

Definition

Social Desirability Bias

The tendency for participants to answer in a way that makes them look good rather than report honestly.

Definition

Survey

A research method that collects self-report data from a large sample using a standardised questionnaire.

Key Definitions