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# At a certain gas station 40% of customers use regular unleaded gas A1 35% use special unleaded gas A2 and 25% use premium unleaded gas A3 Of those customers using regular gas, only 30% fill

At a certain gas station, 40% of customers use regular unleaded gas (A1), 35% use special unleaded gas (A2) and 25% use premium unleaded gas (A3). Of those customers using regular gas, only 30% fill their tanks (event B). Of those customers using special gas, 60% fill their tanks, while of those using premium, 50% fill their tanks. a) Display this information in a probability tree diagram. b) What is the probability that the next customer will request special unleaded gas and fill the tank (A2 and B)? c) What is the probability that the next customer fills the tank? d) If the next customer fills the tank, what is the probability that regular gas was requested? Special? Premium?

At a certain gas station, 40% of customers use regular unleaded gas (A1), 35% use special unleaded gas (A2) and 25% usepremium unleaded gas (A3). Of those customers using regular gas, only 30%...

Apr 11 2020 View more View Less