For Any Normally Distributed Random Variable with Mean μ and Standard

question 21

Multiple Choice

For any normally distributed random variable with mean μ and standard deviation σ,the percent of the observations that fall between [μ - 2σ,μ + 2σ] is the closest to ______.

• A) 68%
• B) 68.26%
• C) 95%
• D) 95.44%

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Definitions:

Family-Focused Therapy

A therapeutic approach that involves family members in treatment sessions to improve communication, problem-solving, and coping mechanisms within the family unit.

Bipolar Disorder

A mental disorder characterized by extreme mood swings that include emotional highs (mania or hypomania) and lows (depression).

Communication Skills

The ability to convey or exchange information effectively through verbal, non-verbal, written, and visual means.

Attempt Suicide

The act of trying to take one’s own life intentionally but not resulting in death.