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# Pg 41 - (d What is the probability an arrival rate is...

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Unformatted text preview: (d) What is the probability an arrival rate is greater than 3 minutes! 2C3 £9003): e 2C).: .002‘7’ . MATLAB w The Exponentiai functions are in the STATS paclmge * X : a value of x (like an arrival time) —A1’U: lambda. not E [X] —— egcppdf{X,MU) is the pmf — expcdf{X,MU) is the cdf , help empjpdf in the command line for more information ~~ Example: “That is the pruhabiléty an zirriva} rate is greater titan 3 minutes? m. - W. E _ __ }} l—expcdfiS, 2] ans = 0.2231 >3- 32*} >3 0 Memoryless Property: Suppose We have been waiting amount of time t for an BVent. What is the probability that the event will occur [1. units from now? The memorylass prupefty says that regardless the Iength of time that has elapsed without the uccmence 41 ...
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