Which Item Is a Potential Source of Internal Invalidity

question 95

Multiple Choice

Which item is a potential source of internal invalidity?

• A) passage of time
• B) inconsistent findings across different groups of participants
• C) observer disagreement
• D) conflicting scores on multiple test days

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Definitions:

Suturing

The process of sewing up a wound or incision with a needle and thread to facilitate healing.

Dissolve

The process by which a substance breaks down into smaller particles and becomes incorporated into a liquid to form a solution.

Sutures

Threads or staples used by medical professionals to close wounds or surgical incisions.

Digestive System

The series of organs and glands responsible for the digestion of food, absorption of nutrients, and elimination of waste.