The Key Feature of an Experimental Design That Distinguishes It

question 47

Multiple Choice

The key feature of an experimental design that distinguishes it from a quasi-experimental design is the ______.

• A) longitudinal measurement of the dependent variable
• B) random assignment to two or more groups
• C) comparison of the dependent variable before and after the independent variable
• D) elimination of error due to chance

---

Definitions:

Cranial Nerves

Twelve pairs of nerves that arise directly from the brain, not from the spinal cord, and pass through various foramina in the skull to innervate structures in the head, neck, and some other areas.

Ventral View

Relating to the front or anterior of any structure; viewing something from the front side.

Midbrain

A portion of the brainstem that plays an important role in vision, hearing, motor control, sleep/wake, arousal (alertness), and temperature regulation.

Olfactory Bulbs

Structures located at the base of the brain that process information about odors detected by cells in the nasal cavity.