TABLE 14-14 An Automotive Engineer Would Like to Be Able to Predict

question 35

Multiple Choice

TABLE 14-14
An automotive engineer would like to be able to predict automobile mileages. She believes that the two most important characteristics that affect mileage are horsepower and the number of cylinders (4 or 6) of a car. She believes that the appropriate model is
Y = 40 - 0.05X₁ + 20X₂ - 0.1X₁X₂
where X₁ = horsepower
X₂ = 1 if 4 cylinders, 0 if 6 cylinders
Y = mileage.
-Referring to Table 14-14, the fitted model for predicting mileages for 4-cylinder cars is ________.

• A) 40 - 0.05X₁
• B) 40 - 0.10X₁
• C) 60 - 0.10X₁
• D) 60 - 0.15X₁

---

Definitions:

Sociology

The study of human society, social behaviors, and structures, including social relationships, institutions, and patterns of social change.

Religion

A set of beliefs, practices, and moral codes centered around questions of existence, spirituality, and the divine.

Aging

The biological process of getting older, which involves a variety of physiological and social changes, including the decline in physical capabilities and the alteration of societal roles.

Elder Care

The range of services and support provided to older individuals to meet their living, health, and emotional needs, often including medical care, personal assistance, and social activities.