Use data given to find out whether or not there is linear relation between us national health expenditures as percent of gross domestic product and time.
|
YEAR
|
% GDP
|
|
1960
|
5.1
|
|
1970
|
7
|
|
1980
|
8.8
|
|
1990
|
12
|
|
1995
|
13.4
|
|
1997
|
13.1
|
|
1998
|
13.2
|
|
1999
|
13.2
|
|
2000
|
13.3
|
|
2001
|
14.1
|
|
2002
|
14.9
|
i) What is your forecasted value for national health expenditures as percent of GDP for 2010? Determine the 95% confidence interval for your estimate what data have you utilized as the basis of your predictions what suppositions have you made.