The average gasoline price per gallon (in cities) and the cost of a barrel of oil are shown for a random selection of weeks from 2009–2010. Oil ($) 46.25 37.51 78.00 75.39 84.88 73.78 Gasoline ($) 2.197 2.182 2.987 3.015 3.109 3.000 Use the data to calculate, round your answers to 4 decimal places. Example 0.2345 or  .2345 a) r =  b) r2 =  c) The linear regression equation is: y =  x +  d) According to your model, what is the average cost per gallon of gasoline if oil costs $60.00 per barrel? The cost is $ . (Round to the nearest cent)

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
icon
Related questions
Question

The average gasoline price per gallon (in cities) and the cost of a barrel of oil are shown for a random selection of weeks from 2009–2010.

Oil ($) 46.25 37.51 78.00 75.39 84.88 73.78
Gasoline ($) 2.197 2.182 2.987 3.015 3.109 3.000

Use the data to calculate, round your answers to 4 decimal places. Example 0.2345 or  .2345

a) r = 

b) r2 = 

c) The linear regression equation is:

y =  

d) According to your model, what is the average cost per gallon of gasoline if oil costs $60.00 per barrel?

The cost is $ . (Round to the nearest cent) 

Expert Solution
steps

Step by step

Solved in 2 steps with 4 images

Blurred answer
Similar questions
Recommended textbooks for you
MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc
Probability and Statistics for Engineering and th…
Probability and Statistics for Engineering and th…
Statistics
ISBN:
9781305251809
Author:
Jay L. Devore
Publisher:
Cengage Learning
Statistics for The Behavioral Sciences (MindTap C…
Statistics for The Behavioral Sciences (MindTap C…
Statistics
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning
Elementary Statistics: Picturing the World (7th E…
Elementary Statistics: Picturing the World (7th E…
Statistics
ISBN:
9780134683416
Author:
Ron Larson, Betsy Farber
Publisher:
PEARSON
The Basic Practice of Statistics
The Basic Practice of Statistics
Statistics
ISBN:
9781319042578
Author:
David S. Moore, William I. Notz, Michael A. Fligner
Publisher:
W. H. Freeman
Introduction to the Practice of Statistics
Introduction to the Practice of Statistics
Statistics
ISBN:
9781319013387
Author:
David S. Moore, George P. McCabe, Bruce A. Craig
Publisher:
W. H. Freeman