ing Extension An important analytical and problem-solving skill is the ability to adapt and transfer patterns learned in one setting to other situations. This chapter explained how card through a computerized card reader, which auto- to develop an REA diagram for a business that sells matically enters information into the computer system. tangible inventory. Yet some businesses provide only a following: This should allow the owners to gather data about the service. For example, the following narrative describes Sparky's Amusement Park's revenue cycle. . Number of people who use each piece of equip- Sparky's Amusement Park is an entertainment park ment. (How many people rode the Ferris wheel today?) run by recent college graduates. It caters to young peo- ple and others who are young at heart. The owners are . Number of times each piece of equipment is oper- ated daily. very interested in applying what they have learned in . Times of day the attraction is busy or slow. (When their information systems and marketing classes to op- was the carousel the busiest?) erate a park better than any other in the area. . Number of attractions each guest uses. (How many To accomplish these goals, guests of the park are different pieces of equipment did customer 1 122 given a personal "membership card" as they enter. This ride?) card will be used to identify each guest. Assume that a . Number of rides each guest enjoys. (How many different rides did customer 1122 enjoy? Did each new card is issued each time a guest comes to the park. guest go on any rides more than once?) As a result, the system does not have to track one person over a period of time. REQUIRED As at other parks, guests pay a flat fee for the day Draw an REA diagram for Sparky's revenue cycle only. and then are able to ride all of the attractions (such as a Be sure to include cardinalities. State any assumptions double-looping roller coaster and the merry-go-round) you had to make. for no extra charge. The owners, however, want to track Source: Adapted from one developed for classroom use by Dr. Julie the rides each guest takes and the attractions the guests Smith David at Arizona State University. use. They plan to have guests swipe their membership