# 4 Stats Q’s……………………………………………….. 1 answer below »

Nicole Becker – Assignment 4 TIME SERIES ANALYSIS
Complete the following questions:
Chapter 16 PDF: Exercises 4, 10, 12, and 26.
4. Listed below is the net sales in \$million for Home Depot Inc. and its subsidiaries from 1993 to 2004.

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4 Stats Q’s……………………………………………….. 1 answer below »
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 Year Net Sales Year Net Sales 1993 \$9,239 1999 \$38,434 1994 12477 2000 45738 1995 15470 2001 53553 1996 19535 2002 58247 1997 24156 2003 64816 1998 30219 2004 73094

Determine the least squares equation. According to this information, what are the estimated sales for 2008 and 2009?

1. The Appliance Centre sells a variety of electronic equipment and home appliances. For the last four years the following quarterly sales (in \$ millions) were reported.
 Year I II III IV 2005 \$5.30 \$4.10 \$6.80 \$6.70 2006 4.8 3.8 5.6 6.8 2007 4.3 3.8 5.7 6 2008 5.6 4.6 6.4 5.9

Determine a typical seasonal index for each of the four quarters.
12.Team Sports Inc. sells sporting goods to high schools and colleges via a nationally distributed catalogue. Management at Team Sports estimates it will sell 2000 Wilson Model A2000 catcher’s mitts next year. The deseasonalized sales are projected to be the same for each of the four quarters next year. The seasonal factor for the second quarter is 145. Determine the seasonally adjusted sales for the second quarter of next year.
26.The quarterlyproductionofpinelumber in millionsofboardfeet,byNorthwestLumbersince2004is:
Quarter

 Winter Spring Summer Fall 7.8 10.2 14.7 9.3 6.9 11.6 17.5 9.3 8.9 9.7 15.3 10.1 10.7 12.4 16.8 10.7 9.2 13.6 17.1 10.3

a)Determine the typical seasonal pattern for the production data using the ratio-to-moving-average method.
b)Interpret the pattern.
c)Deseasonalizethedataanddeterminethelineartrendequation.
d)Project the seasonally adjusted production for the four quarters of 2009.

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