In an effort to provide more consistent customer service, the manager of a local fast-food restaurant would like to know the dispersion of customer service times in relation to their average value for the facility's drive-up window. The table below provides summary measures for the customer service times (in minutes) for a sample of 50 customers collected over the past week. 
-Interpret the variance and standard deviation of this sample.
Definitions:
Complexity
The extent to which an organization divides labor vertically, horizontally, and geographically.
Diffusion
The process by which innovations, ideas, or trends spread within a society or from one society to another.
Innovation
The act of implementing novel concepts, techniques, or goods to enhance productivity, efficiency, or gain a competitive edge.
Compatibility
The degree to which two or more systems, processes, or entities can work together without conflict or alteration.
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