#1
Which research method involves observing subjects in their natural environment without interference?
Experimental research
Survey research
Correlational research
Naturalistic observation
#2
Which type of sampling method involves selecting participants who are readily available or easy to recruit?
Random sampling
Stratified sampling
Convenience sampling
Cluster sampling
#3
In survey research, what is a closed-ended question?
A question that prompts participants to provide detailed, open-ended responses
A question that offers a limited set of response options
A question that involves rating on a scale
A question used in experimental research
#4
What is the primary purpose of a control group in an experimental design?
To receive the experimental treatment
To provide a baseline for comparison
To serve as a placebo group
To ensure random assignment
#5
Which statistical measure indicates the strength and direction of a relationship between two variables?
Mean
Standard deviation
Correlation coefficient
Regression coefficient
#6
What is a confounding variable in experimental research?
The variable that is manipulated by the researcher
An extraneous variable that systematically varies with the independent variable
The variable that is measured in the study
A variable used to control for individual differences
#7
What is the purpose of institutional review boards (IRBs) in psychological research?
To design the research study
To analyze the data
To review and approve research involving human participants
To interpret the study's results
#8
What is the purpose of inferential statistics in psychological research?
To describe and summarize data
To make inferences about a population based on a sample
To test cause-and-effect relationships
To establish statistical significance
#9
In experimental research, what is the purpose of random assignment?
To ensure the participants are representative of the population
To eliminate confounding variables
To control for individual differences
To manipulate the independent variable
#10
In the context of psychological theories, what does the term 'parsimony' refer to?
The complexity of the theory
The simplicity of the theory
The level of detail in the theory
The breadth of the theory
#11
What is the purpose of a debriefing session in psychological research involving human participants?
To inform participants about the study's results
To deceive participants about the true nature of the study
To provide participants with false information
To ensure participants remain unaware of the study's purpose
#12
Which of the following is an example of a quasi-experimental design?
Randomized controlled trial
Pretest-posttest design
Cross-sectional study
Longitudinal study
#13
What is the difference between reliability and validity in psychological measurement?
Reliability refers to consistency, while validity refers to accuracy
Reliability refers to accuracy, while validity refers to consistency
Both reliability and validity refer to consistency
Both reliability and validity refer to accuracy
#14
What is the main goal of qualitative research in psychology?
To identify cause-and-effect relationships
To quantify and measure behavior
To explore and understand the richness of human experience
To establish statistical significance
#15
What is the primary purpose of a pilot study in psychological research?
To manipulate the independent variable
To obtain preliminary data and test the feasibility of the study
To establish statistical significance
To select a representative sample