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EXPERT | 2025 NEW UPDATE.
What are subjects in a research study?
ANSWER ✔✔ Study participants; researchers use these to conduct their research.
What is a sample in research?
ANSWER ✔✔ A subset of a population.
What is a conceptual definition?
ANSWER ✔✔ The abstract or theoretical meaning of concepts under investigation.
What is an operational definition?
ANSWER ✔✔ How a variable is defined in practical terms; the operations that
researchers use to collect the data.
What does reliability refer to in research?
ANSWER ✔✔ The consistency of the information obtained in a study.
What does validity refer to in a study?
ANSWER ✔✔ The soundness (accuracy) of the study's evidence.
, What is a randomized controlled trial (RCT)?
ANSWER ✔✔ The "Gold Standard" in quantitative research. If a study is an RCT, it is
generally considered a good study.
What is a research question?
ANSWER ✔✔ An area of interest that a researcher would like to examine; the purpose of
the research is to solve this question.
What is a hypothesis in research?
ANSWER ✔✔ A formal statement of the expected relationship between two or more
variables; an educated guess. The variables must be measurable.
What is a purpose statement in a research article?
ANSWER ✔✔ Usually located at the end of the literature review; it identifies the
purpose of the study.
When is a quantitative approach used in research?
ANSWER ✔✔ When the topic is well developed and there are instruments available to
measure it.
When is a qualitative approach used in research?
ANSWER ✔✔ When the topic is poorly understood and the goal is to develop greater
awareness.
What is a dependent variable (DV)?