CAIE Psychology A-level Research Methods Quiz

What is the independent variable in an experiment?

• The factor that is measured

• The factor that is manipulated

• The factor that is controlled

• The factor that is observed

What does a null hypothesis state?

• The independent variable affects the dependent variable

• There is a relationship between the variables

• There is no relationship between the variables

• The dependent variable is constant

Which type of experiment is conducted in an artificially controlled environment?

• Field Experiment

• Quasi Experiment

• Natural Experiment

• Laboratory Experiment

What is a strength of a field experiment?

• Easy replication

• High control over extraneous variables

• High ecological validity

• Standardised procedures

What is operationalising a hypothesis?

• Making it subjective

• Making it vague and broad

• Making it testable and measurable

• Making it complex

What does internal validity refer to?

• The cause-and-effect relationship established

• The ethical considerations of the study

• The accuracy of the measurement

• The generalisability of results

What is a limitation of using a laboratory experiment?

• High ecological validity

• Low control over extraneous variables

• Artificial environment may affect generalisability

• Participants are unaware of the study

What is the purpose of random allocation in experiments?

• To ensure participants know the study's aim

• To control for participant variables

• To increase the sample size

• To manipulate the independent variable

What does qualitative research focus on?

• Numerical data analysis

• Objective measurements

• Statistical significance

• Thoughts, feelings, and opinions

What is a common ethical guideline in psychological research?

• Anonymity is not necessary

• Participants must be informed about the study

• Participants can be harmed for research

• Deception is encouraged