A Researcher Has Numbered All 50 States from 1 to 50

question 15

Multiple Choice

A researcher has numbered all 50 states from 1 to 50 and has calculated a mean of 17.43 for the variable "state of birth."

• A) Since the variable is nominal, the mean makes no sense .
• B) Since the variable is ordinal, we should treat the value of the mean with great caution.
• C) The variable is interval-ratio and the mean is an appropriate and useful statistic in this case.
• D) Since this variable is discrete, the mean should not be computed.

---

Definitions:

Myelinated Afferent

Nerve fibers with a myelin sheath that conduct sensory signals to the central nervous system, often related to proprioception and touch.

A Fibers

Myelinated nerve fibers in the nervous system that are responsible for transmitting sharp, acute pain sensations and other information.

Somatosensory System

A sensory system comprising receptors and processing centers responsible for detecting touch, temperature, body position, and pain.

Social Pain

Emotional pain experienced as a result of social rejection, loss, or isolation, which can significantly affect mental health and well-being.