Psychology- Chapter 2 Quiz

What is a blind study in psychological research?

• A study where all participants know they are being observed

• A study where some participants do not know they are being observed

• A study with no control group

• A study with a large sample size

What is the purpose of using a control group in research?

• To increase the sample size

• To ensure all participants receive the treatment

• To compare results with those who did not receive the treatment

• To eliminate the need for a hypothesis

Why is it important for a hypothesis to be tested?

• To confirm it is based on people's opinions

• To ensure it is scientifically valid

• To make it a scientific law

• To avoid any form of reasoning

Why must a study be replicated?

• To confirm results, test new variables, and improve accuracy

• To increase funding, gain recognition, and publish more papers

• To change the hypothesis, alter the method, and find new participants

• To reduce costs, simplify the process, and shorten the study duration

What is the difference between random and stratified samples?

• Random samples are larger than stratified samples

• Stratified samples are chosen without any criteria

• Random samples give each member an equal chance, while stratified samples ensure proportional representation

• Stratified samples are always more accurate than random samples

What is the primary focus of the case-study method in psychological research?

• Testing specific abilities and skills

• Conducting surveys on large populations

• In-depth investigation of an individual or small group

• Measuring intelligence levels

What is a potential drawback of using case studies in psychological research?

• They are too expensive to conduct

• They cannot be generalized to the larger population

• They require too many participants

• They are not detailed enough

What is the primary purpose of the experimental method?

• To explore historical events

• To answer questions about cause and effect

• To create fictional stories

• To analyze literary texts

What is the purpose of single- and double-blind studies?

• To increase the sample size

• To reduce bias in experiments

• To enhance the visual appeal of data

• To simplify the research process

What are three overriding ethical issues in psychology?

• Cost, time, and resources

• Informed consent, deception, and treatment of animals

• Location, equipment, and funding

• Sample size, data collection, and analysis