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

question 7

Multiple Choice

If x, the time (in minutes) to complete an oil change job at certain auto service station, is uniformly distributed over the interval 20 to 30, inclusively (20 $\le$ x $\le$ 30) , then the mean of this distribution is __________________.

• A)50
• B)25
• C)10
• D)15
• E)5

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Definitions:

Work Outcomes

refer to the results or outputs of employee efforts, which can include productivity, quality of work, and job satisfaction.

Valence

In psychology, the intrinsic attractiveness or averseness of an event, object, or situation, often related to the anticipated satisfaction from an outcome.

Expectancy

In the context of motivational theories, the belief or perception that one's effort will result in attainment of desired performance goals.

Instrumentality

A perception or belief about the degree to which performance leads to the attainment of outcomes or rewards.