Plot the defense expenditures time-series data

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Reference no: EM131017851

Liberal members of Congress have asserted that the U.S. federal government has been expending an increasing portion of the nation's resources on the military and intelligence agencies. The following table contains the outlays (in billions of dollars) for the Defense Department and associated intelligence agencies since 1980. The data are also given as a percentage of gross national product (% GNP).

Year	Expenditure	%GNP	Year	Expenditure	%GNP
1980	134	4.9	1993	291	4.4
1981	158	5.2	1994	282	4.1
1982	185	5.8	1995	272	3.7
1983	210	6.1	1996	266	3.5
1984	227	6	1997	271	3.3
1985	253	6.1	1998	269	3.1
1986	273	6.2	1999	275	3
1987	282	6.1	2000	295	3
1988	290	5.9	2001	306	3
1989	304	5.7	2002	349	3.4
1990	299	5.2	2003	376	3.5
1991	273	4.6	2004	391	3.5
1992	298	4.8

a. Plot the defense expenditures time-series data and describe any trends across the time 1980 to 2004.

b. Plot the %GNP time-series data and describe any trends across the time 1980 to 2004.

c. Do the two time series have similar trends? Do either of the plots support the members of Congress assertions?

Reference no: EM131017851

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