An engineer wants to determine how the weight of a gas-powered car, x, affects gas mileage, y. The accompanying data represent the weights of various domestic cars and their miles per gallon in the city for the most recent model year. Complete parts (a) through (d) below. Click here to view the weight and gas mileage data. (a) Find the least-squares regression line treating weight as the explanatory variable and miles per gallon as the response variable. y=x+0 (Round the x coe (b) Interpret the (Use the answer OA. A weightl OB. For every OC. For every on averag OD. It is not a (c) A certain gas- Car Weight and MPG Weight (pounds), x 3657 3803 2795 3653 3239 2965 3695 2653 3510 3857 3286 CE Miles per Gallon, y 18 17 26 20 21 23 16 25 20 17 17 D - X choice. average. It is not appropriate to interpret the y-intercept. average. A weightless car will get miles per gallon, average or below average for cars of this weight? Time Remaining: 00:39:41 Next

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Please explain question 4
An engineer wants to determine how the weight of a gas-powered car, x, affects gas mileage, y. The accompanying data represent the weights of various domestic cars and their
miles per gallon in the city for the most recent model year. Complete parts (a) through (d) below.
Click here to view the weight and gas mileage data.
(a) Find the least-squares regression line treating weight as the explanatory variable and miles per gallon as the response variable.
y = x
(Round the x coe
(b) Interpret the
(Use the answer
OA. A weightl
OB. For every
OC. For every
on averag
OD. It is not a
(c) A certain gas-
Car Weight and MPG
Weight
(pounds), x
3657
3803
2795
3653
3239
2965
3695
2653
3510
3857
3286
Miles per
Gallon, y
18
17
26
20
21
23
16
25
20
17
17
D
-
X
r choice.
average. It is not appropriate to interpret the y-intercept.
miles per gallon,
average. A weightless car will get
average or below average for cars of this weight?
Time Remaining: 00:39:41 Next
7:0
^4x O 9/25
Transcribed Image Text:An engineer wants to determine how the weight of a gas-powered car, x, affects gas mileage, y. The accompanying data represent the weights of various domestic cars and their miles per gallon in the city for the most recent model year. Complete parts (a) through (d) below. Click here to view the weight and gas mileage data. (a) Find the least-squares regression line treating weight as the explanatory variable and miles per gallon as the response variable. y = x (Round the x coe (b) Interpret the (Use the answer OA. A weightl OB. For every OC. For every on averag OD. It is not a (c) A certain gas- Car Weight and MPG Weight (pounds), x 3657 3803 2795 3653 3239 2965 3695 2653 3510 3857 3286 Miles per Gallon, y 18 17 26 20 21 23 16 25 20 17 17 D - X r choice. average. It is not appropriate to interpret the y-intercept. miles per gallon, average. A weightless car will get average or below average for cars of this weight? Time Remaining: 00:39:41 Next 7:0 ^4x O 9/25
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