AS Psychology Research Methods Quiz

What is the main purpose of manipulating the Independent Variable (IV) in an experiment?

• To measure the effect on the Dependent Variable (DV)

• To increase the sample size

• To control extraneous variables

• To ensure participant safety

Which type of experiment is conducted in a controlled environment?

• Laboratory experiment

• Quasi-experiment

• Natural experiment

• Field experiment

What is a major strength of laboratory experiments?

• Control over extraneous variables

• High ecological validity

• Easy to conduct in any setting

• Participants show natural behavior

Which experimental design involves each participant taking part in every condition of the study?

• Randomized design

• Matched pairs design

• Repeated measures design

• Independent measures design

What is a potential weakness of field experiments?

• Uncontrolled extraneous variables

• Low ecological validity

• High demand characteristics

• Lack of participant consent

What is the purpose of counterbalancing in a repeated measures design?

• To reduce order effects

• To control extraneous variables

• To ensure ethical considerations

• To increase sample size

Which sampling method involves participants volunteering to be part of the study?

• Opportunity sampling

• Volunteer sampling

• Stratified sampling

• Random sampling

What is a key characteristic of a natural experiment?

• The experiment is conducted in a laboratory

• Participants are aware of the study

• The IV occurs naturally

• The IV is manipulated by the researcher

What is a major strength of case studies?

• Large sample size

• High validity

• Easy to replicate

• High reliability

What type of observation involves no manipulation by the researcher?

• Unstructured observation

• Structured observation

• Naturalistic observation

• Controlled observation