The data shown to the right for the dependent variable, y, and the independent variable, x, have been collected using simple random sampling. a. Construct a scatter plot for these data. Based on the scatter plot, how would you describe the relationship between the two variables? b. Compute the correlation coefficient. a. Which graph below shows a scatter plot for these data? O A. Ay 120- 0- r= 10 G b. What is the correlation coefficient? B. There appears to be a negative linear relationship between x and y. (Round to two decimal places as needed.) 120- 0+ 10 X 10 14 80 y 110 11 13 90 70 90 14 10 100 15 50 12 70 D O C. Ау 15+ 10+ 120 G OR Ау 15- 10+ + X 120 Q Q G

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What is the value of r in the following problem? Thank you 

The data shown to the right for the dependent variable, y, and the
independent variable, x, have been collected using simple random sampling.
a. Construct a scatter plot for these data. Based on the scatter plot, how would
you describe the relationship between the two variables?
b. Compute the correlation coefficient.
a. Which graph below shows a scatter plot for these data?
O A.
Ay
120-
0+
10
15
B.
r= (Round to two decimal places as needed.)
Ay
120-
10
There appears to be a negative linear relationship between x and y.
b. What is the correlation coefficient?
15
X
10 110
14
80
11 90
13
70
14
90
10 100
y Q
15
12
50
70
(...
O C.
Ay
15+
10-
0
120
O D.
Ay
15-
10-
0
120
Transcribed Image Text:The data shown to the right for the dependent variable, y, and the independent variable, x, have been collected using simple random sampling. a. Construct a scatter plot for these data. Based on the scatter plot, how would you describe the relationship between the two variables? b. Compute the correlation coefficient. a. Which graph below shows a scatter plot for these data? O A. Ay 120- 0+ 10 15 B. r= (Round to two decimal places as needed.) Ay 120- 10 There appears to be a negative linear relationship between x and y. b. What is the correlation coefficient? 15 X 10 110 14 80 11 90 13 70 14 90 10 100 y Q 15 12 50 70 (... O C. Ay 15+ 10- 0 120 O D. Ay 15- 10- 0 120
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