If the Average Service Rate Is 12 Minutes Per Customer

question 31

Multiple Choice

If the average service rate is 12 minutes per customer, and assuming the negative exponential distribution is used to describe the randomness of the service time distribution, then determine the probability that the service time will be less than or equal to 10 minutes.

• A) 0.000
• B) 0.565
• C) 0.283
• D) 0.624

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Definitions:

Parabolic Shape

The shape of the graph of a quadratic function, resembling a curve that opens upwards or downwards.

Linearity

The attribute of a relationship or function that can be graphically represented as a straight line, indicating a constant rate of change.

P-Value

The probability of obtaining test results at least as extreme as the results actually observed, under the assumption that the null hypothesis is correct.

Slope Coefficient

A measure in statistics that represents the rate of change in the dependent variable per unit change in an independent variable in a linear model.