PSYC 255 Non-Experimental Research Methods
& Variables Quiz | 15 Questions & Answers |
2026 Updated - Liberty University
PSYC 255 Non-Experimental Research Methods & Variables Quiz
15 Questions & Answers | 2026 Updated | Liberty University
Quiz Instructions:
• Total Questions: 15
• Time Allowed: 25 minutes
• Format: Multiple choice and true/false
• Passing Score: 100% (15/15 correct)
SECTION A: MULTIPLE CHOICE
Choose the best answer. Each question is worth 1 point.
1. Which of the following BEST describes non-experimental research?
A) Research that manipulates an independent variable
B) Research that does not manipulate variables but observes relationships as they
naturally exist
C) Research that uses random assignment
D) Research that uses a control group
Correct Answer: B
Rationale: Non-experimental research observes variables as they naturally exist
without manipulation or random assignment.
, 2. Which of the following is a type of non-experimental research?
A) Correlational study
B) Survey research
C) Observational study
D) All of the above
Correct Answer: D
Rationale: Correlational, survey, and observational studies are all types of non-
experimental research.
3. What is the primary purpose of correlational research?
A) To establish causation
B) To examine the relationship between two or more variables
C) To manipulate variables
D) To use random assignment
Correct Answer: B
Rationale: Correlational research examines relationships between variables
without manipulating them.
4. Which of the following is a key limitation of correlational research?
A) It cannot establish causation
B) It cannot measure variables
C) It cannot use statistics
D) It cannot be replicated
Correct Answer: A
Rationale: Correlational research cannot establish causation because it does not
manipulate variables or control for confounding factors.
& Variables Quiz | 15 Questions & Answers |
2026 Updated - Liberty University
PSYC 255 Non-Experimental Research Methods & Variables Quiz
15 Questions & Answers | 2026 Updated | Liberty University
Quiz Instructions:
• Total Questions: 15
• Time Allowed: 25 minutes
• Format: Multiple choice and true/false
• Passing Score: 100% (15/15 correct)
SECTION A: MULTIPLE CHOICE
Choose the best answer. Each question is worth 1 point.
1. Which of the following BEST describes non-experimental research?
A) Research that manipulates an independent variable
B) Research that does not manipulate variables but observes relationships as they
naturally exist
C) Research that uses random assignment
D) Research that uses a control group
Correct Answer: B
Rationale: Non-experimental research observes variables as they naturally exist
without manipulation or random assignment.
, 2. Which of the following is a type of non-experimental research?
A) Correlational study
B) Survey research
C) Observational study
D) All of the above
Correct Answer: D
Rationale: Correlational, survey, and observational studies are all types of non-
experimental research.
3. What is the primary purpose of correlational research?
A) To establish causation
B) To examine the relationship between two or more variables
C) To manipulate variables
D) To use random assignment
Correct Answer: B
Rationale: Correlational research examines relationships between variables
without manipulating them.
4. Which of the following is a key limitation of correlational research?
A) It cannot establish causation
B) It cannot measure variables
C) It cannot use statistics
D) It cannot be replicated
Correct Answer: A
Rationale: Correlational research cannot establish causation because it does not
manipulate variables or control for confounding factors.
