ANSUR is an abbreviation of "anthropometric survey." Use the accompanying sample of weights (kg) of the males from the data set "ANSUR | 1988," which were measured from U.S. army personnel in 1988 and use the accompanying sample of weights (kg) of the males from the data set "ANSUR II 2012," which were measured from U.S. army personnel in 2012. Use software or a calculator to find the means and medians. Does it appear that males have become heavier? Click the icon to view the ANSUR weight data. ... The mean of the given ANSUR | 1988 data is kg. (Type an integer or decimal rounded to two decimal places as needed.)