Exercise $5\mathrm{.}2.$ Assume your analysis determined the server execution path shown in Figure $5\mathrm{.}7.$ Calculate the best, worst, and average demand of the execution path depicted in Figure $5\mathrm{.}7.$

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dbProcess

Time

Service Time $($s$)0\mathrm{.}1$

Figure $5\mathrm{.}7$: Software execution model in a server checkout use case.