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

question 89

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 standard deviation of this distribution is ___.

• A)unknown
• B)8.33
• C)0.833
• D)2.89
• E)1.89

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Definitions:

Ethical

Related to moral principles or the branch of knowledge dealing with these.

Liquidated Debt

A debt where the amount owed is known and determined, not subject to future conditions.

Unliquidated Debt

A debt that has not been determined or calculated because the exact amount owed may not be known.

Consideration

The value (monetary, goods, services, promise) that is given by both parties in a contract, making the agreement legally binding.