The Probability Density Function for the Life Span of an Electronics

question 50

Multiple Choice

The probability density function for the life span of an electronics part is where t is the number of months in service. Find the probability that any given part of this type lasts longer than 18 months. Round your answer to three decimal places. ​

• A) 0.487
• B) 0.513
• C) 0.532
• D) 0.497
• E) 0.468

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Definitions:

Major Depression

A mental health disorder characterized by persistently depressed mood or loss of interest in activities, causing significant impairment in daily life.

Prevalence

Prevalence refers to the proportion of a population that is affected by a specific disease, condition, or characteristic at a specific time point.

Bipolar Disorder

A psychological disorder defined by significant fluctuations in mood, ranging from manic or hypomanic peaks to depressive troughs.

Hyperactive

Characterized by abnormally or excessively active behavior, often with difficulty in sustaining attention, commonly associated with ADHD.