A data set is given below. (a) Draw a scatter diagram. Comment on the type of relation that appears to exist between x and y. (b) Given that x = 3.8333, s, = 2.4014, y = 4.0500, s, = 1.5997, and r= -0.9345, determine the least-squares regression line. (c) Graph the least-squares regression line on the scatter diagram drawn in part (a). 6 2 5.8 5.8 4.7 3.2 2.2 2.6 4 5 6 y (a) Choose the correct graph below. O A. OB. Oc. Ay 6- Ay Ay 6- 6 There appears to be a linear, negative relationship. (b) ŷ =]x+ (O (Round to three decimal places as needed.)

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A data set is given below.
(a) Draw a scatter diagram. Comment on the type of relation that appears to exist between x and y.
(b) Given that x = 3.8333, sy = 2.4014, y = 4.0500, sy = 1.5997, and r= - 0.9345, determine the least-squares regression line.
(c) Graph the least-squares regression line on the scatter diagram drawn in part (a).
2
4
6.
y
5.8 5.8 4.7 3.2 2.2 2.6
(a) Choose the correct graph below.
O A.
O B.
C.
Ay
6-
Ay
6-
Ay
6-
6-
X
X
0-
0-
0-
6.
6
6.
There appears to be a linear, negative relationship.
(b) y =x+ (O
%3D
(Round to three decimal places as needed.)
Transcribed Image Text:A data set is given below. (a) Draw a scatter diagram. Comment on the type of relation that appears to exist between x and y. (b) Given that x = 3.8333, sy = 2.4014, y = 4.0500, sy = 1.5997, and r= - 0.9345, determine the least-squares regression line. (c) Graph the least-squares regression line on the scatter diagram drawn in part (a). 2 4 6. y 5.8 5.8 4.7 3.2 2.2 2.6 (a) Choose the correct graph below. O A. O B. C. Ay 6- Ay 6- Ay 6- 6- X X 0- 0- 0- 6. 6 6. There appears to be a linear, negative relationship. (b) y =x+ (O %3D (Round to three decimal places as needed.)
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