The accompanying data table show the percentage of tax returns filed electronically in a city from 2000 to 2009. Complete parts a through e below.

a)	Forecast the percentage of tax returns that will be electronically filed for 2010 using exponential smoothing with =0.3

The percentage of tax returns that will be electronically filed for 2010 using exponential smoothing with

=0.3 is __

b) Calculate the MAD for the forecast in part a.

MAD = __ (Round to two decimal places as needed.)

c)	Forecast the percentage of tax returns that will be electronically filed for 2010 using exponential smoothing with trend adjustment. Set =0.5 and beta=0.6

The percentage of tax returns that will be electronically filed for 2010 using exponential smoothing with trend adjustment using

alphaequals=0.5 and beta=0.6 is __

d) Calculate the MAD for the forecast in part c.

Percentage of tax returns filed electronically by year Percentage 25 32 36 Year 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 48 50 54 58 60 67 PrintDone