Suppose X Is a Normally Distributed Random Variable with a Mean

question 14

Multiple Choice

Suppose x is a normally distributed random variable with a mean of 22 and a standard deviation of 5. The probability that x is less than 9.7 is _____.

• A) 0
• B) .4931
• C) .0069
• D) .9931

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Definitions:

Policy Manuals

Documents that compile and systematically organize an organization's guidelines, procedures, and operational standards.

Social Zone

An area or space designed to foster social interactions and community building among individuals within a certain environment.

Personal Zone

A physical space surrounding an individual that is considered personal and where intrusion by others is unwelcome, typically extending approximately 1.5 to 4 feet from the body.

Intimate Zone

The intimate zone refers to the physical space immediately surrounding an individual, typically within about 18 inches, reserved for close family and loved ones.