Find a set of data in the public domain and copy 20 rows of that set of data into an Excel worksheet. Be sure that data contains at least one quantitive variable. Using that data and the analysis toolpak in excel, calculate the mean, median, range, standard deviation, and variance of the quantitive variables in the set of data. Briefly looking at the data set, what type of business questions could you have answered using this data? Submit the Excel worksheet showing the data and the calculation results