Assignment:
Find the regression equation, letting the first variable be the predictor (x) variable. Find the indicated predicted value by following the prediction procedure summarized in Figure below.
1. Car Repair Costs Find the best predicted repair costs from a full-rear crash for a Volkswagon Passat, given that its repair costs from a full-front crash is $4594. How does the result compare to the $982 actual repair cost from a full-rear crash?
|
Front
|
936
|
978
|
2252
|
1032
|
3911
|
4312
|
3469
|
|
Rear
|
1480
|
1202
|
802
|
3191
|
1122
|
739
|
2767
|
2.New Car Mileage Ratings Find the best predicted new mileage rating of a Jeep Grand Cherokee given that the old rating is 19 mi /gal. Is the predicted value close to the actual value of 17 mi/gal?
|
Old
|
16
|
27
|
17
|
33
|
28
|
24
|
18
|
22
|
20
|
29
|
21
|
|
New
|
15
|
24
|
15
|
29
|
25
|
22
|
16
|
20
|
18
|
26
|
19
|