B Aloha Banking Co is studying the number of times their aut

B. Aloha Banking Co, is studying the number of times their automatic teller, located in Lobways Supermarket, is used each day. The following is the number of times it was used during each of the last 30days. 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? What were the largest and the smallest number of times the teller was used? Around what values did the number of times the teller was used tend to cluster?

83 64 84 76 84 54 75 59 70 61

63 60 84 73 68 52 65 90 52 77

95 36 78 61 59 84 95 47 87 60

Solution

83 64 84 76 84 54 75 59 70 61

63 60 84 73 68 52 65 90 52 77

95 36 78 61 59 84 95 47 87 60

Stem and leaf plot would be as follows:

Stem and Leaf Plot:

Largest -- 95

Smallest -- 36

Around 60 the number of times the teller used tend to cluster.