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A sample of twenty automobiles was taken, and the miles per gallon (MPG), horsepower, and total weight were recorded. Develop a linear regression model to predict MPG using horsepower as the only independent variable. Develop another model with weight as the independent variable. Which of these two models is better? Explain.
MP
HORSEPOWER
WEIGHT
44
67
1844
50
1998
40
62
1752
37
69
1980
66
1797
34
63
2199
35
90
2404
32
99
2611
30
3236
28
91
2606
26
94
2580
88
2507
25
124
2922
22
97
2434
20
114
3248
21
102
2812
18
3382
142
3197
16
153
4380
139
4036
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