One of the Differences Between Experimental Research and Correlational Research

question 169

Multiple Choice

One of the differences between experimental research and correlational research is that:

• A) experimental research tends to use random sampling, while correlational research tends to use random assignment.
• B) in correlational research all variables are measured, while in experimental research at least one variable is manipulated.
• C) experimental research tends to have higher external validity than correlational research.
• D) in experimental research all variables are measured, while in correlational research at least one variable is manipulated.

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Definitions:

Likert-Type Scale

A psychometric response scale, often comprising 5 or 7 points, used in questionnaires to collect respondents' attitudes or opinions.

Rating Scale

A system for quantitatively measuring or assessing a person's attitudes, feelings, or behaviors.

Theme

The underlying subject or repeated idea that is central to a piece of literature, art, or discussion.

Anchored

Contextually tied or fixed to a particular point of reference or standard, often used in assessment, measurement, or in qualitative research to provide stability or calibration.