Suppose a Random Variable $x$ Is Best Described by a Normal Distribution With

question 78

Multiple Choice

Suppose a random variable $x$ is best described by a normal distribution with $\mu = 60$ and $\sigma = 3$ . Find the $z$ -score that corresponds to the value $x = 72$ .

• A) 4
• B) 5
• C) 12
• D) 3

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Definitions:

Nonverbal Messages

Information conveyed without words, using gestures, body language, facial expressions, and other visual cues.

Verbal Messages

Communication through spoken, written, or signed words.

Support

Assistance or encouragement provided to someone.

Encouragement

The action of giving someone support, confidence, or hope to stimulate or promote a desired behavior or action.