经济学问题 251

Question

Exercise 2-30

Altar Banking Co. is studying the number of times its automatic teller, located in a Loblaws supermarket, is used each day. The following is the number of times it was used during each of the last 30 days. Develop a stem-and-leaf chart. Summarize the data on the number of times the automatic teller was used: How many times was the teller used on a typical day?

 

83 64 84 76 84 54 75 59 70 61 63 80 84 73 68 52 65 90 52 77 95 36 78 61 59 84 95 47 87 60