Which of the Following Threatens the Internal Validity of an Experiment

question 153

Multiple Choice

Which of the following threatens the internal validity of an experiment?

• A) using more than one dependent variable
• B) failing to use a representative sample
• C) using an independent variable with more than one level
• D) failing to assign participants randomly to conditions

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Definitions:

Morpheme

The smallest grammatical unit in a language that carries meaning, such as a root word, prefix, or suffix.

Semantics

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Environmental Determinants

Factors within the environment that influence the development, behavior, and living conditions of individuals.

Biological Determinants

Factors related to biological or genetic conditions that influence an individual's health or characteristics.