The U.S. Department of the Interior releases figures on mineral production. Following are the 15 leading states in nonfuel mineral production in the United States for 2010.

State .......Value ($ billions)

Nevada ......7.55

Arizona .......6.70

Utah ......4.42

Minnesota .....3.86

Alaska ......3.24

California ....2.71

Texas .......2.56

Missouri .....2.14

Florida .....2.08

Michigan ....1.96

Colorado .....1.93

Wyoming ....1.86

Pennsylvania ....1.53

Georgia .....1.50

New York .....1.29

a. Calculate the mean and median.

b. Calculate the range, inter-quartile range, mean absolute deviation, sample variance,and sample standard deviation.

c. Sketch a box-and-whisker plot.