Least-squares regression line and interpret

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Reference no: EM13977510

The following data represent 5 boat sales and = boat trailer sales from 1995 through 2000. Source: Bureau of the Census, Statistical Abstract of the United States 1999, p. 269 and Statistical Abstract 2002, p. 755.

Year

Boat Sales (Thousands)

Boat  Trailer Sales (Thousands)

1995

649

207

1996

619

194

1997

596

181

1998

576

174

1999

585

168

2000

574

159

a. Determine the least-squares regression line and interpret its slope.

b. Estimate, for a year during which 500,000 boats are sold, the number of boat trailers that would be sold.

c. What reasons might explain  why  the  number of boat trailers sold per year is less than the number of boats sold per year?

Reference no: EM13977510

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