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A. Calculate the mean, median, and mode measures of central tendency for the number of deliveries per week. Which measure does the best job of describing central tendency for this variable?

B. Calculate the range, variance, and standard deviation for this data series. Which measure does the best job of describing the dispersion in this variable?

P3.3 Data Description. Scanning America, Inc., is a small but rapidly growing firm in the digitized document translation business. The company reads architectural and engineering drawings into a scanning device that translates graphic information into a digitalized format that can be manipulated on a personal computer or workstation. During recent weeks, the company has added a total of 10 new clerical and secretarial personnel to help answer customer questions and process orders. Data on the number of years of work experience for these ten new workers are as follows:

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