#1
What is the purpose of obtaining informed consent in psychological research?
To inform participants about the study's purpose and potential risks
ExplanationInformed consent ensures ethical treatment and voluntary participation.
#2
Which research method involves studying a group over an extended period to observe changes or trends?
Longitudinal study
ExplanationLongitudinal studies track subjects' development or behavior over time, allowing observation of changes.
#3
In the context of research design, what does the term 'random assignment' refer to?
Assigning participants to conditions by chance or random process
ExplanationRandom assignment reduces bias by distributing participant characteristics equally among groups.
#4
What does the term 'hypothesis' refer to in the context of research?
A tentative statement about the relationship between variables
ExplanationHypotheses propose expected outcomes or relationships between variables, guiding research.
#5
Which of the following is a characteristic of a true experiment in research?
Random assignment of participants to conditions
ExplanationRandom assignment ensures unbiased group selection, crucial for causal inference.
#6
Which statistical measure is used to describe the variability or spread of a set of data?
Standard deviation
ExplanationStandard deviation quantifies the dispersion of data points from the mean.
#7
What is the purpose of debriefing in psychological research?
To explain the study's purpose and any deception used
ExplanationDebriefing ensures participants understand the study's aims and procedures post-experiment.
#8
What is the purpose of a placebo in experimental research?
To act as a control condition without the active ingredient
ExplanationPlacebos help assess the true effect of the active treatment by providing a baseline for comparison.
#9
What is the primary goal of the Institutional Review Board (IRB) in psychological research?
To protect the rights and well-being of human participants
ExplanationIRBs ensure research adheres to ethical guidelines, prioritizing participants' safety and rights.
#10
In the context of research ethics, what does the term 'confidentiality' refer to?
Ensuring that participants remain anonymous in published reports
ExplanationConfidentiality safeguards participants' identities and sensitive information.
#11
What is the purpose of a double-blind procedure in experimental research?
To minimize experimenter bias and participant expectancy effects
ExplanationDouble-blind procedures prevent biases by keeping both participants and researchers unaware of group assignments.
#12
In the context of research ethics, what does the term 'informed assent' mean?
Participants' agreement to take part in the study without being fully informed
ExplanationInformed assent involves participants' willingness to participate, often used with children or vulnerable populations.
#13
What is the primary goal of generalization in psychological research?
To generalize findings to a specific population
ExplanationGeneralization extends research findings from a sample to a broader population, enhancing applicability.
#14
What is the primary purpose of peer review in the publication of research findings?
To evaluate the quality and validity of research before publication
ExplanationPeer review ensures scholarly rigor, improves research quality, and validates findings.