The Solomon Four-Group Design

question 14

Multiple Choice

The Solomon four-group design:

• A)combines the classical experimental design with the posttest-only control group design.
• B)combines the classical experimental design with the pretest-only control group design.
• C)combines the classical experimental design with the static-group comparison design.
• D)combines the static-group comparison design with the one-group pretest-posttest design.
• E)has not been explained by any of these choices.

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Definitions:

Test Statistic

A value calculated from sample data during a hypothesis test used to make a decision about the null hypothesis.

Null Hypothesis

A statement of no effect or no difference, used as a starting assumption for statistical significance testing.

Grand Mean

The mean of means, calculated by taking the average of several group means.

Completely Randomized

A design in experiments where all subjects have an equal chance of being assigned to any group or treatment.