Model Car A Car B Car C Car D City MPG 52 Highway MPG 49 45 The following table gives the city and highway miles per gallon for four hybrid cars. 51 44 40 38 43 (a) Obtain the least-squares line that fits these data. (b) Use the equation from (a) to estimate the highway mpg for a hybrid car that gets 49 mpg in city driving. (c) Use the equation from (a) to estimate the city mpg for a hybrid car that gets 49 mpg in highway driving. (a) Find the straight line that provides the best least-squares fit to these data. y = (Ox+ (O (Type integers or decimals rounded to the nearest thousandth as needed.)

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
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City MPG
52
Model
Car A
Car B
Car C
Car D
Highway MPG
49
45
40
The following table gives the city and highway miles per gallon for four hybrid cars.
51
44
43
38
(a) Obtain the least-squares line that fits these data.
(b) Use the equation from (a) to estimate the highway mpg for a hybrid car that gets 49 mpg in city driving.
(c) Use the equation from (a) to estimate the city mpg for a hybrid car that gets 49 mpg in highway driving.
(a) Find the straight line that provides the best least-squares fit to these data.
y = Ox+
(Type integers or decimals rounded to the nearest thousandth as needed.)
|| | ||
Transcribed Image Text:City MPG 52 Model Car A Car B Car C Car D Highway MPG 49 45 40 The following table gives the city and highway miles per gallon for four hybrid cars. 51 44 43 38 (a) Obtain the least-squares line that fits these data. (b) Use the equation from (a) to estimate the highway mpg for a hybrid car that gets 49 mpg in city driving. (c) Use the equation from (a) to estimate the city mpg for a hybrid car that gets 49 mpg in highway driving. (a) Find the straight line that provides the best least-squares fit to these data. y = Ox+ (Type integers or decimals rounded to the nearest thousandth as needed.) || | ||
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