Javiera's knows most of her maintenance staff were recently hired and need more training. Right now the team is running an MTTR of 28 hours. They are contractually required to resolve outages in 24 hours. If an outage were to happen now, what's the chance the problem could be resolved in compliance with the contract? A) 42.44% B) 20.16% A) 58.93% Hwan leads a maintenance team of seasoned veterans. The team is running an impressive MTTR of 15 minutes. They're headed into a busy time where outages have a lot of visibility with the company's clients. The marketing department wants to promote the company's ability to restore service within 20 minutes, what should Hwan say is the probability of his team living up to that claim? A) 730 hours B) 73.64% B) 436.12 hours A) Erlangs cannot model this event C 68.86% This year, Cheng's team managed an MTTF of 728.33 hours and an MTTR of 1.67 hours. What was the Availability for their service? B) $525,000 C) 64.21% B) 12.8 D) 57.56% C) 99.77% J. Wellington Wimpy wants to open a hamburger stand. He needs $350,000 to buy the property and construct a small building with a kitchen. He seeks out a loan for that amount, which he hopes to repay in one payment next year. The current interest rate is 5%. In one year, how much will Wimpy have to pay to complete the loan. A) $364,000 C) $262,500 D) 52.76% C) 13.4 D) 0.23% Aaron manages a call center that during a peak hour receives an average of 134 calls that last an average of 6 minutes. The client company has informed him they plan to televise a commercial during the first half of an overwhelmingly popular world-wide sports-ball championship, promising a special deal to the first 1,000 callers. If the client can live with a 1% blocking chance, how many customer service representatives does he need to have standing by during the championship? D) $367,500 D) 21