If X,the Time (In Minutes)to Complete an Oil Change Job $\le$

question 76

Multiple Choice

If x,the time (in minutes) to complete an oil change job at a certain auto service station,is uniformly distributed over the interval 20 to 30,inclusively (20 $\le$ x $\le$ 30) ,then the probability that an oil change job is completed in 25 to 28 minutes,inclusively,i.e. ,P(25 $\le$ x $\le$ 28) is ___.

• A)0.250
• B)0.500
• C)0.300
• D)0.750
• E)81.000

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Definitions:

Paradoxical Sleep

Another term for REM (Rapid Eye Movement) sleep, characterized by high brain activity and vivid dreams.

Rapid Eye Movement

A phase of sleep characterized by quick, random movements of the eyes, associated with dreaming and increased brain activity.

Frequent Nightmares

Recurring distressing dreams that often awaken the sleeper, typically associated with negative emotions.

Anxiety And Depression

A combination of disorders characterized by persistent feelings of worry, sadness, and a lack of interest in life activities.