What should the manager do to find one number to summarize the number of cell phones sold each half hour?
A.
The manager should find a measure of variation, the mean or the median.
B.
The manager should find a measure of center, the interquartile range or mean absolute deviation.
C.
The manager should find a measure of variation, the interquartile range or mean absolute deviation.
D.
The manager should find a measure of center, the mean or the median.