Question: Work the same task as previous question

From the accompanying data on the Yanktoni Sioux Indian Tribe, project the tribal population for 2008 and 2013. Place a 90% confidence limit around both projections.

Year Population

1998 812

1999 831

2000 863

2001 901

2002 925

2003 963

2004 989

2005 1,016

2006 1,037

2007 1,062