Current Attempt in Progress
Please use the accompanying Excel data set or accompanying Text file data set when completing the following exercise.
The total net electricity consumption of the United States by year from 1980 to 2007 (in billion kilowatt-hours) follows. Net consumption excludes the energy consumed by the generating units.
\table[[1980,2094.4,1981,2147.1,1982,2086.4,1983,2151.0],[1984,2285.8,1985,2324.0,1986,2368.8,1987,2457.3],[1988,2578.1,1989,2755.6,1990,2837.1,1991,2886.1],[1992,2897.2,1993,3000.7,1994,3080.9,1995,3164.0],[1996,3253.8,1997,3301.8,1998,3425.1,1999,3483.7],[2000,3592.4,2001,3557.1,2002,3631.7,2003,3662.0],[2004,3715.9,2005,3811.0,2006,3816.8,2007,3891.7]]
(source: U.S. Department of Energy Web site,
www.eia.doe.gov/emeu/international/contents.html#InternationalElectricity)
Construct a time series plot of these data. Construct a stem-and-leaf display of these data.
Choose the correct answer.