In Examining Threats to Internal Validity History, Selection Bias and Testing

question 25

Multiple Choice

In examining threats to internal validity history, selection bias and testing are described below. Which of the following is NOT a description of those threats?

• A) Events outside the program differentially affect the scores of the experimental or comparison group.
• B) Differences in the dropout rate between the experimental group and the comparison group differentially affect effect the scores between the two groups.
• C) Members of the experimental and comparison groups are not truly equal on all important factors.
• D) The pretest differentially affected the learning of the experimental or comparison group.

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Definitions:

Strange Situation

A research method used in developmental psychology to assess attachment relationships between caregivers and children.

Attachment Differences

Variations in the way individuals form and maintain emotional bonds with others, frequently explored in the context of parent-child relationships.

Formal Operational

The last stage in Piaget's theory of cognitive development, characterized by the ability to think abstractly, logically, and systematically.

Schema

An intellectual structure or idea that aids in categorizing and comprehending data.