Problem 24

Consider the following annual sales data for 1996-2003, use the linear regression method and

a. determine the estimated sales equation.

b. determine the correlation coefficient and the coefficient of determination.

Year .....Sales

1996 ........2

1997 ........4

1998 ........10

1999 ........8

2000 ........14

2001 ........18

2002 ........17

2003 ........20

Problem 24

Consider the following annual sales data for 1996-2003, use the linear

regression method and

a. determine the estimated sales equation.

b. determine the correlation coefficient and the coefficient of

determination.

Year .....Sales

1996 ........2

1997 ........4

1998 ........10

1999 ........8

2000 ........14

2001 ........18

2002 ........17

2003 ........20

Consider the following annual sales data for 1996-2003, use the linear regression method and

a. determine the estimated sales equation.

b. determine the correlation coefficient and the coefficient of determination.

Year .....Sales

1996 ........2

1997 ........4

1998 ........10

1999 ........8

2000 ........14

2001 ........18

2002 ........17

2003 ........20

Problem 24

Consider the following annual sales data for 1996-2003, use the linear

regression method and

a. determine the estimated sales equation.

b. determine the correlation coefficient and the coefficient of

determination.

Year .....Sales

1996 ........2

1997 ........4

1998 ........10

1999 ........8

2000 ........14

2001 ........18

2002 ........17

2003 ........20

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