_____ Is a Threat to Internal Validity Due to Changes

question 70

Multiple Choice

_____ is a threat to internal validity due to changes in how a variable is measured during the course of an experiment.

• A) A testing effect
• B) A carryover effect
• C) A practice effect
• D) Instrumentation

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Definitions:

Pituitary Gland

A pea-sized gland located at the base of the brain, secreting hormones that regulate many bodily functions, including growth and reproduction.

Morbid Obesity

A condition characterized by an excessive amount of body fat, often defined as having a BMI of 40 or higher.

Obesity

A medical condition characterized by an excessive accumulation of body fat, often defined by a body mass index (BMI) of 30 or higher.

Overweight

A condition characterized by having more body weight than is considered normal or healthy for a certain height, often due to excess body fat.