Suppose the government would like to investigate the relationship between the engine size of sedans and the miles per gallon (MPG) they get. The accompanying able shows the engine size in cubic liters and rated miles per gallon for a selection of sedans. Complete parts a through e below. A Click the icon to view the data table. a. Calculate the sample covariance. Sxy = (Round to three decimal places as needed.) b. Calculate the sample correlation coefficient. Txy = (Round to three decimal places as needed.) c. Describe the lelationship between x and y. Select the correct choice below. O A. There is a perfect positive linear relationship between the two variables.

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
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A-c c option a) there is a perfect positive linear relationship between two vairible , b) there is a positive liner releahionship between two vairibles  , c) there is a negative liners relationship between two vairible,d)  there is a perfect negative loner releshionship between the two vairible e ) there is no linear releshionship between two vairibles

Engine Size versus MPG
Car
Engine Size
MPG
1.
2.1
26
2.
2.1
29
3.
2.4
24
4
3.2
21
2.9
24
6.
2.2
29
7.
2.5
25
8
1.9
29
6.
3.1
19
寸
Transcribed Image Text:Engine Size versus MPG Car Engine Size MPG 1. 2.1 26 2. 2.1 29 3. 2.4 24 4 3.2 21 2.9 24 6. 2.2 29 7. 2.5 25 8 1.9 29 6. 3.1 19 寸
Suppose the government would like to investigate the relationship between the engine size of sedans and the miles per gallon (MPG) they get. The accompanying
table shows the engine size in cubic liters and rated miles per gallon for a selection of sedans. Complete parts a through e below.
E Click the icon to view the data table.
a. Calculate the sample covariance.
Sxy
(Round to three decimal places as needed.)
%3D
b. Calculate the sample correlation coefficient.
Txy=
(Round to three decimal places as needed.)
c. Describe the telationship between x and y. Select the correct choice below.
O A. There is a perfect positive linear relationship between the two variables.
enswer(s)
Transcribed Image Text:Suppose the government would like to investigate the relationship between the engine size of sedans and the miles per gallon (MPG) they get. The accompanying table shows the engine size in cubic liters and rated miles per gallon for a selection of sedans. Complete parts a through e below. E Click the icon to view the data table. a. Calculate the sample covariance. Sxy (Round to three decimal places as needed.) %3D b. Calculate the sample correlation coefficient. Txy= (Round to three decimal places as needed.) c. Describe the telationship between x and y. Select the correct choice below. O A. There is a perfect positive linear relationship between the two variables. enswer(s)
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