Explain the Differences Between a Study Model, a Cast, and a Die

question 40

Essay

Explain the differences between a study model, a cast, and a die. List the different types of materials associated with each.

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Definitions:

Dependent Variables

The variables in an experiment that are expected to change as a result of manipulations to the independent variable.

Pretest-Posttest Control

A research design that measures participants before and after an intervention, comparing to a control group not receiving the intervention.

External Validity

The degree to which the results of a study can be generalized to other situations, populations, or time periods outside of the study conditions.

Sensitizing Effects

Changes in behavior or responses due to participants becoming accustomed or sensitized to the experiment or its conditions.