Which of the Following Threats to Internal Validity Is More

question 25

Multiple Choice

Which of the following threats to internal validity is more likely to occur with a longitudinal design?

• A) Instrumentation effects
• B) Mortality effects
• C) History effects
• D) Selection bias

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Definitions:

Vertebrate Eyes

The specialized organ in vertebrates that allows for the perception of vision, consisting of structures such as the cornea, iris, lens, and retina.

Retina

The light-sensitive layer of tissue at the back of the eye that captures images and sends visual information to the brain.

Light Sensitive

Refers to an organism or material that reacts to or is affected by the presence or intensity of light.

Statocysts

Sensory organs found in invertebrates that help to maintain equilibrium and balance.