Intro to Research Methods - Lab 2

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9 Terms

1
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Variable

A measurable quantity or quality that can change on its own or through
manipulation.

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Research question

A clear, focussed, and precise question about a topic of interest. A well-
written research question guides the research process.

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Frequency question

A research question that asks about the frequency, rate, or amount of
one variable.

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Association/relationship question

A research question that asks the extent to which two or
more variables are related to one another.

5
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Causal question

A research question that asks the extent to which one variable causes
changes in another variable.

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Hypothesis

A predicted, tentative answer to a research question that is typically stated in
terms of a specific study.

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Simple hypothesis

A hypothesis with only two variables.

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Directional hypothesis

A hypothesis that specifies the anticipated direction of the relationship
between variables.

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Operational definition

A detailed description of how a variable is measured or manipulated.