If Participants Drop Out of Your Experiment at Different Rates

question 76

Multiple Choice

If participants drop out of your experiment at different rates, you should be worried about which threat to internal validity?

• A) Maturation
• B) Experimental mortality
• C) Instrumentation
• D) History

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Definitions:

Capsaicin

A chemical compound found in chili peppers that generates the sensation of heat or burning in any tissue with which it comes in contact.

Sodium Ions

Positively charged particles of sodium, which play crucial roles in the body such as maintaining fluid balance, transmitting nerve impulses, and muscle contraction.

Substance P

A neuropeptide involved in the transmission of pain and other sensory information to the central nervous system.

Pheromones

Chemical substances produced and released into the environment by an animal, affecting the behavior or physiology of others of the same species.