Oil and Gas Prices The average gasoline price per gallon (in cities) and the cost of a barrel of oil are shown below for a random selection of weeks in 2015. Oil ($) 72.74 81.22 63.26 55.36 68.19 47.61 Gasoline ($) 2.754 3.083 2.806 2.311 2.464 2.309 Send data to Excel The correlation coefficient for the data is r = 0.857 and a = 0.05. Should regression analysis be done? The regression analysis should not be done. O The regression analysis should be done. Find the equation of the regression line. Round the coefficients to at least three decimal places. y' = a+bx a = Find the cost of gasoline when oil is $63 a barrel. Round the answer to at least three decimal places. When oil is $63 a barrel, gas costs$ per gallon.
Oil and Gas Prices The average gasoline price per gallon (in cities) and the cost of a barrel of oil are shown below for a random selection of weeks in 2015. Oil ($) 72.74 81.22 63.26 55.36 68.19 47.61 Gasoline ($) 2.754 3.083 2.806 2.311 2.464 2.309 Send data to Excel The correlation coefficient for the data is r = 0.857 and a = 0.05. Should regression analysis be done? The regression analysis should not be done. O The regression analysis should be done. Find the equation of the regression line. Round the coefficients to at least three decimal places. y' = a+bx a = Find the cost of gasoline when oil is $63 a barrel. Round the answer to at least three decimal places. When oil is $63 a barrel, gas costs$ per gallon.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:Oil and Gas Prices The average gasoline price per gallon (in cities) and the cost of a barrel of oil are shown below for a random
selection of weeks in 2015.
Oil (S)
72.74 81.22 63.26 55.36 68.19 47.61
Gasoline ($)
2.754 3.083 2.806 2.311 2.464 2.309
Send data to Excel
The correlation coefficient for the data is r = 0.857 and a = 0.05. Should regression analysis be done?
%3D
O The regression analysis should not be done.
O The regression analysis should be done.
Find the equation of the regression line. Round the coefficients to at least three decimal
places.
y' = a+bx
a =
Find the cost of gasoline when oil is $63 a barrel. Round the answer to at least three
decimal places.
When oil is $63 a barrel, gas costs$
per gallon.
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