Internal Validity Is Concerned With

question 17

Multiple Choice

Internal validity is concerned with:

• A) the extent to which the change in the independent variable was actually due to the dependent variable.
• B) the extent that the observed relationship between the independent variable and dependent variable can be generalized to the real world.
• C) the measurement of extraneous variables that are internal to the experimental setting itself.
• D) the extent to which the change in the dependent variable was actually due to the independent variable.
• E) the control of the complex variables not having an effect on the independent variable.

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Definitions:

Populations

In statistics, it refers to the entire group of individuals or items that is the subject of a study.

Categories

Categories refer to classes or divisions in a classification system that group items, ideas, or entities based on common characteristics or attributes.

Chi-squared Goodness-of-fit

Chi-squared Goodness-of-fit tests how well observed data matches the expected data distribution in categories.

Two Categories

A classification into two distinct groups or divisions based on specific criteria.