ap psych unit 2 practice test

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11-01-2025

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This comprehensive practice test covers key concepts from AP Psychology Unit 2: Research Methods. Use this resource to assess your understanding and identify areas needing further review. Remember, mastering research methods is crucial for success in AP Psychology. Good luck!

Section 1: Multiple Choice

Instructions: Choose the best answer for each multiple-choice question.

1. Which of the following best describes a case study? a) A detailed examination of a single individual or group. b) A survey administered to a large, representative sample. c) An experiment manipulating an independent variable. d) An observational study of naturally occurring behavior.

2. A researcher wants to study the effects of caffeine on alertness. What is the independent variable? a) Alertness levels b) The amount of caffeine consumed c) The participants in the study d) The time of day the experiment is conducted

3. What is a significant limitation of naturalistic observation? a) It is expensive and time-consuming. b) It lacks control over variables. c) It is difficult to obtain informed consent. d) All of the above.

4. The placebo effect refers to: a) The tendency for participants' expectations to influence their behavior. b) The effect of the independent variable on the dependent variable. c) The systematic error in sampling. d) The bias introduced by the experimenter.

5. Random assignment helps to minimize: a) Sampling bias b) Experimenter bias c) Confounding variables d) Participant bias

6. A correlation coefficient of -0.8 indicates: a) A strong positive correlation. b) A weak positive correlation. c) A strong negative correlation. d) A weak negative correlation.

7. Operational definitions are important because they: a) Allow for replication of studies. b) Ensure clarity and precision in research. c) Reduce the risk of bias. d) All of the above.

8. What is the purpose of a control group in an experiment? a) To manipulate the independent variable. b) To provide a baseline for comparison. c) To ensure random assignment. d) To reduce participant bias.

9. Which ethical consideration requires researchers to inform participants about the nature of the study before they participate? a) Confidentiality b) Debriefing c) Informed consent d) Deception

10. A researcher finds a positive correlation between ice cream sales and crime rates. What can be concluded? a) Eating ice cream causes crime. b) Crime causes people to buy ice cream. c) A third variable, such as temperature, may be influencing both. d) There is no relationship between ice cream sales and crime rates.

Section 2: Short Answer

Instructions: Answer the following questions concisely and thoroughly.

1. Explain the difference between descriptive and inferential statistics. Provide an example of each.

2. Describe the four main ethical considerations in psychological research.

3. Discuss the strengths and weaknesses of using surveys as a research method.

4. Explain the concept of a confounding variable and provide an example.

Section 3: Essay Question

Instructions: Write a well-organized essay answering the following question.

Discuss the importance of operational definitions and experimental control in conducting valid and reliable psychological research. Include examples to illustrate your points.

Answer Key (Multiple Choice)

1. a
2. b
3. d
4. a
5. c
6. c
7. d
8. b
9. c
10. c

This practice test provides a strong foundation for reviewing Unit 2. Remember to consult your textbook and class notes for a more complete understanding of the material. Good luck with your studies!