You must show work to receive credit. All problems have equal weight. 100 points. 1. (a) X-exp(a). P(x > 6) = 0.2. What

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You Must Show Work To Receive Credit All Problems Have Equal Weight 100 Points 1 A X Exp A P X 6 0 2 What 1 (25.15 KiB) Viewed 64 times

You must show work to receive credit. All problems have equal weight. 100 points. 1. (a) X-exp(a). P(x > 6) = 0.2. What is the value for Var(x)? (b) Stations A and B have a service time that is a random variable with the exponential distribution. The mean service time for station A is 5 minutes and the mean service time for station Bis 3 minutes. Customers do not know the mean service time for the stations. At 12:00 pm a customer starts receiving service at station A. At 12:03 pm another customer starts service at station B. At 12:10 pm which customer has the higher probability of finishing service?