Which Kind of Research Uses a Non-Manipulated Participant Variable Such

question 47

Multiple Choice

Which kind of research uses a non-manipulated participant variable such as age or gender to define the groups being compared?

• A)time-series
• B)differential
• C)one-group pretest-posttest
• D)pretest-posttest nonequivalent control group

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Definitions:

Mathematical Ability

The capability to perform mathematical calculations, understand theories, and solve numerical problems.

Precocious

Characterized by early development or maturity, especially in mental aptitude or emotional capacity.

Large Vocabulary

The possession of a broad and extensive collection of words and terms within an individual's language repertoire.

Speaking Early

The development milestone where a child begins to use words and form simple sentences at an earlier age than typical developmental timelines.