X Is a Normally Distributed Random Variable with a Mean

question 116

Multiple Choice

x is a normally distributed random variable with a mean of 7 and a standard deviation of 2. The probability that x is between 6.48 and 7.56 is

• A) 0.9524.
• B) 0.0476.
• C) 0.7872.
• D) 0.2128.

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Definitions:

Males

Biological and gender classification of an organism, typically characterized by the production of sperm for reproduction and associated with XY chromosomes in humans.

Percentage

A ratio or fraction that represents a part of a whole as parts per hundred.

HIV

Human Immunodeficiency Virus, a virus that attacks the immune system and can lead to Acquired Immunodeficiency Syndrome (AIDS) if not treated.

Patient

An individual who is receiving medical care or treatment from healthcare professionals.