The Citizens Banking Company is studying the number of times the ATM located in a Loblaws Supermarket at the foot of Market Street is used per day. Following are the numbers of times the machine was used over each of the last 30 days. Determine the mean number of times the machine was used per 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
|
Mean = 1981 / 30 = 66.03