Construct a scatter plot for these data. Based on the scatter plot, how would you describe the relationship between the two variables? Compute the correlation coefficient.

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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The data shown to the right for the dependent variable, y, and the independent
variable, x, have been collected using simple random sampling.
11
120
15
150
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.
12
130
14
140
13
130
10
110
15
160
10
100
a. Which graph below shows a scatter plot for these data?
O A.
ОВ.
OC.
OD.
Ay
180-
180
Ay
15
15-
10-
10
10
There appears to be
V linear relationship between x and y.
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. 11 120 15 150 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. 12 130 14 140 13 130 10 110 15 160 10 100 a. Which graph below shows a scatter plot for these data? O A. ОВ. OC. OD. Ay 180- 180 Ay 15 15- 10- 10 10 There appears to be V linear relationship between x and y.
The data shown to the right for the dependent variable, y, and the independent
variable, x, have been collected using simple random sampling.
у
11
120
15
150
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.
12
130
14
140
13
130
10 110
15 160
10 100
Ay
180
151
15
180-
0-
10
10-
10-
10
15
180
There appears to be
linear relationship between x and y.
b. What is the correlation coefficient?
r=
(Round to two decimal places as needed.)
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. у 11 120 15 150 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. 12 130 14 140 13 130 10 110 15 160 10 100 Ay 180 151 15 180- 0- 10 10- 10- 10 15 180 There appears to be linear relationship between x and y. b. What is the correlation coefficient? r= (Round to two decimal places as needed.)
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