Expected time between arrivals
Cars arrive at Carla's Muffler shop for repair work at an average of 3 per hour, following an exponential distribution.
(a) What is the expected time between arrivals?
(b) What is the variance of the time between arrivals?
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The City of Mirada wants to offer cable television to its residents in 2013. The city has approached a company called CableVision to run its cable operations. After negotiating with key parties, CableVision has made the following agreements.
Prepare journal entries to record the following merchandising transactions of Yang Company, which applies the perpetual inventory system.
Serber, Inc., which uses a volume-based cost system, produces cat condos that sell for $140 each. Direct materials cost $23 per unit, and direct labor costs $19 per unit. Manufacturing overhead is applied at a rate of 200% of direct labor cost.
The engines are sold to manufacturers who install them in such products as lawn mowers. The company currently manufactures all the parts used in these engines but is considering a proposal from an external supplier to supply the starter assembly u
An instant lottery scratch off game offers a 0.04 probability of winning on any one play. Plays are independent of each other. If you play 8 times, what is the probability you win at least once?
Burr Company has identified seven activities as part of its manufacturing process and chosen corresponding activity drivers for each activity.
If you pick a card at random from a well-shuffled deck, what is the probability that you get a spade or a two?
South Pole Novelties sells ice cream bars from a kiosk near campus. Fixed costs are $260 per week and the variable cost is $.50 per ice cream bar.
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