Listed below are the overhead widths (in cm) of seals measured from photographs and the weights (in kg) of the seals (a) Construct a scatterplot. (b) Estimate the value of the linear correlation coefficient r. (c) Is there sufficient evidence to conclude that there is a linear correlation between overhead widths of seals from photographs and the weights of the seals? (Hint Use the table of Critical Values (CV) for Correlation Coefficient from the course formula sheet.) Overhead Width Weight (a) Construct a scatterplot. Choose the correct graph below. O A. OB. Aweight (kg) 300- 100- 10 width (cm) 7.1 7.5 9.6 92 112 188 239 193 Q (b) The linear correlation coefficient is most likely OA. r=0.835 OB. r=0.406 OC. r=-0.768 OD. r=-0.135 300- Aweight (kg) 100- 8.6 8.1 D 197 183 Q HOLGRE Q 7 width (cm) 10 4 (c) The critical value is: Because the absolute value of the linear correlation coefficient is. correlation between overhead widths of seals from photographs and the weights of the seals. O C. Aweight (kg) 300- 100+ width (cm) than the positive critical value, there OD. Aweight (kg) 300+ www 7744 100- width (cm) 10 Q Q G sufficient evidence to support the claim that there is a linear
Listed below are the overhead widths (in cm) of seals measured from photographs and the weights (in kg) of the seals (a) Construct a scatterplot. (b) Estimate the value of the linear correlation coefficient r. (c) Is there sufficient evidence to conclude that there is a linear correlation between overhead widths of seals from photographs and the weights of the seals? (Hint Use the table of Critical Values (CV) for Correlation Coefficient from the course formula sheet.) Overhead Width Weight (a) Construct a scatterplot. Choose the correct graph below. O A. OB. Aweight (kg) 300- 100- 10 width (cm) 7.1 7.5 9.6 92 112 188 239 193 Q (b) The linear correlation coefficient is most likely OA. r=0.835 OB. r=0.406 OC. r=-0.768 OD. r=-0.135 300- Aweight (kg) 100- 8.6 8.1 D 197 183 Q HOLGRE Q 7 width (cm) 10 4 (c) The critical value is: Because the absolute value of the linear correlation coefficient is. correlation between overhead widths of seals from photographs and the weights of the seals. O C. Aweight (kg) 300- 100+ width (cm) than the positive critical value, there OD. Aweight (kg) 300+ www 7744 100- width (cm) 10 Q Q G sufficient evidence to support the claim that there is a linear
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.5: Correlation And Causation
Problem 2AGP
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Transcribed Image Text:Listed below are the overhead widths (in cm) of seals measured from photographs and the weights (in kg) of the seals. (a) Construct a scatterplot. (b) Estimate the value of the linear correlation coefficient r (c) Is
there sufficient evidence to conclude that there is a linear correlation between overhead widths of seals from photographs and the weights of the seals? (Hint Use the table of Critical Values (CV) for Correlation
Coefficient from the course formula sheet.)
Overhead Width
Weight
Aweight (kg)
300-
100-
(a) Construct a scatterplot. Choose the correct graph below.
O A.
width (cm)
10
7.1
112
✪
7.5
188
9.6
239
9.2
193
(b) The linear correlation coefficient is most likely:
OA. r=0.835
OB. r = 0.406
OC. r= -0.768
OD. r = -0.135
B.
Aweight (kg)
300-
8.6
197
100+
7
width (cm)
8.1
183
10
✪
(c) The critical value is: Because the absolute value of the linear correlation coefficient is
correlation between overhead widths of seals from photographs and the weights of the seals.
011
O C.
Aweight (kg)
300-
100+
7
width (cm)
10
than the positive critical value, there
O D.
Aweight (kg)
300-
100+
7
width (cm)
10
Q
sufficient evidence to support the claim that there is a linear
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