One of the Important Factors Determining a Car's Fuel Efficiency

question 2

Multiple Choice

One of the important factors determining a car's fuel efficiency is its weight.This relationship is examined for 11 cars,and the association is shown in the scatterplot below. If a linear model is considered,the regression analysis is as follows: Dependent variable: MPG
R-squared = 84.7%
VARIABLE COEFFICIENT
Intercept 47.1181
Weight -7.34614
The residuals plot is: Based upon the residuals plot,do you think that this linear model is appropriate?

• A)Yes,residuals show no pattern.
• B)Yes,residuals show a linear pattern.
• C)No,residuals show a curved pattern.
• D)No,residuals show no pattern.
• E)Yes,residuals show a curved pattern.

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Definitions:

Joint Tenants

A form of co-ownership where parties own property in equal shares and have the right of survivorship, meaning if one owner dies, the property automatically passes to the surviving owner(s).

Tenants in Common

A form of co-ownership where each owner holds an individual, undivided ownership interest in the property, which can be passed to their heirs.

Lot A

Typically refers to a designated plot of land, often identified in plans for development or subdivision.

Will

A legal document specifying how a person's assets and affairs should be handled after their death.