In Exercise 59, consider the following
Chapter 2, Problem 69(choose chapter or problem)
In Exercise 59, consider the following additional informationon credit card usage:70% of all regular fill-up customers use a credit card.50% of all regular non-fill-up customers use a creditcard.60% of all plus fill-up customers use a credit card.50% of all plus non-fill-up customers use a credit card.50% of all premium fill-up customers use a credit card.40% of all premium non-fill-up customers use a creditcard.Compute the probability of each of the following eventsfor the next customer to arrive (a tree diagram mighthelp).a. {plus and fill-up and credit card}b. {premium and non-fill-up and credit card}c. {premium and credit card}d. {fill-up and credit card}e. {credit card}f. If the next customer uses a credit card, what is theprobability that premium was requested?
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