For each of the following statements about using the exponential distribution as the probability distribution of service

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For each of the following statements about using the exponential distribution as the probability distribution of service times, label the statement as true or false and then justify your answer by referring to a specific statement in the chapter.
a. It generally provides an excellent approximation of the true service-time distribution.
b.
Its mean and variance are always equal.
c. It represents a rather extreme case regarding the amount of variability in the service times?
Distribution
The word "distribution" has several meanings in the financial world, most of them pertaining to the payment of assets from a fund, account, or individual security to an investor or beneficiary. Retirement account distributions are among the most...
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