A New Extended-Life Light Bulb Has an Average Life of 750

question 36

Multiple Choice

A new extended-life light bulb has an average life of 750 hours,with a standard deviation of 50 hours. If the life of these light bulbs approximates a normal distribution,about what percent of the distribution will be between 600 hours and 900 hours?

• A)95%
• B)68%
• C)34%
• D)99.74%

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Definitions:

Multiple Suicide Attempts

Refers to an individual attempting to take their own life on more than one occasion.

Guilt

A complex emotional state that arises when a person believes they have done something wrong or failed to do something right.

Risk for Suicide

The state of having an increased likelihood of attempting self-harm with the intent to end one’s life, often assessed based on various psychological, social, and health-related factors.

Primary Prevention

Interventions aimed at preventing the onset of diseases or injuries before they occur.