About 954% of the Values of a Normal Random Variable Are

question 5

Multiple Choice

About 95.4% of the values of a normal random variable are within approximately how many standard deviations of its mean?

• A) ±1.7
• B) ±2
• C) ±2.5
• D) ±3

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Definitions:

Depressive Episodes

Periods characterized by severe symptoms of depression, such as deep sadness, fatigue, and a lack of interest in activities, significantly impacting daily functioning.

Biological Treatments

involve medical approaches to treating psychological disorders, including medication, surgery, or procedures that impact the body’s biochemistry.

Electroconvulsive Therapy

A method of treating psychiatric illnesses by deliberately causing seizures using electrical stimulation to aid in symptom relief.

MAO Inhibitors

Medications that prevent the breakdown of monoamine neurotransmitters, increasing their availability in the brain and often used to treat depression.