A Normal Population Has a Mean $\mu = 27$ And Standard Deviation

question 24

Multiple Choice

A normal population has a mean $\mu = 27$ and standard deviation $\sigma = 9$ What proportion of the population is between 26 and 31 ?

• A) 0.2138
• B) 0.7862
• C) 0.4562
• D) 0.6700

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Definitions:

Communication Competency

The ability to effectively convey, receive, and interpret messages, both verbally and non-verbally, in a variety of contexts.

Transmitting

The process of sending or conveying information, signals, or energy from one place or thing to another.

Nonverbal

Communication without the use of spoken language, involving body language, facial expressions, and other physical cues to convey messages.

Across Cultures Competency

The talent for grasping, speaking with, and efficiently connecting with individuals across different cultures.