Professor McSpell Designed an Experiment to Test Her Hypothesis That

question 8

Multiple Choice

Professor McSpell designed an experiment to test her hypothesis that exercise will increase spelling ability.She divided children into three groups and had one group do 10 minutes of exercises,one group do 30 minutes of exercises,and the third group do no exercise.She then tested all three groups of children to see how many words they could spell correctly on a spelling test.In this experiment,the scores on the spelling test serve as the

• A)dependent variable.
• B)independent variable.
• C)control group.
• D)reliability measure.

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Definitions:

Hypothetical Constructs

Theoretical entities or concepts that are not directly observable but are used to explain or predict behavior or phenomena.

Test Responses

The answers or reactions provided by individuals when they are subjected to a test or assessment.

Correlation Coefficient

A statistical measure that indicates the extent to which two variables fluctuate together, indicating the strength and direction of their relationship.

Relationship

A connection, association, or involvement between people, which can be emotional, social, or professional.