A sample of 25 undergraduates reported the following dollar amounts of entertainment expenses last year:

A sample of 25 undergraduates reported the following dollar amounts of entertainment expenses last year:710,688,711,722,698,723,743,738,722,696,721,685,763,681,731,A. Find the mean, median and mode of this informationB. What the range and standard deviation? c. Use the Empirical Rule to establish an interval which includes about 95 percent of the observations