Does the sign of the coefficient for the variable safety rating make sense? Answer O No, because it is expected that as safety rating increases then the price should also increase. . O No, because it is expected that as safety rating increases then the price should decrease. O Yes, because it is expected that as safety rating increases then the price should also increase. O Yes, because it is expected that as safety rating increases then the price should decrease. Tables

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.6: Regression And Median-fit Lines
Problem 6PPS
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Consider the following computer output from a multiple regression analysis relating the price of a used car to the variables: age of car, mileage, and safety rating.
Intercept
Age (Year)
Mileage
(in Thousands)
Safety Rating
Answer
Coefficients
43835.55
-22054.93
- 1367.12
1579.51
Does the sign of the coefficient for the variable safety rating make sense?
Coefficients
Standard Error
5654.62
2346.59
111.37
176.75
t Stat
7.752
-9.399
.
- 12.276
8.937
P-value
0.0000
0.0000
0.0000
0.0000
O No, because it is expected that as safety rating increases then the price should also increase.
O No, because it is expected that as safety rating increases then the price should decrease.
O Yes, because it is expected that as safety rating increases then the price should also increase.
O Yes, because it is expected that as safety rating increases then the price should decrease.
Tables
Ke
Keyboard She
Transcribed Image Text:Consider the following computer output from a multiple regression analysis relating the price of a used car to the variables: age of car, mileage, and safety rating. Intercept Age (Year) Mileage (in Thousands) Safety Rating Answer Coefficients 43835.55 -22054.93 - 1367.12 1579.51 Does the sign of the coefficient for the variable safety rating make sense? Coefficients Standard Error 5654.62 2346.59 111.37 176.75 t Stat 7.752 -9.399 . - 12.276 8.937 P-value 0.0000 0.0000 0.0000 0.0000 O No, because it is expected that as safety rating increases then the price should also increase. O No, because it is expected that as safety rating increases then the price should decrease. O Yes, because it is expected that as safety rating increases then the price should also increase. O Yes, because it is expected that as safety rating increases then the price should decrease. Tables Ke Keyboard She
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