Instruction 13-12 An Automotive Engineer Would Like to Be Able to Predict

question 194

Multiple Choice

Instruction 13-12
An automotive engineer would like to be able to predict automobile fuel economy.She believes that the two most important characteristics that affect economy are engine power 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 = engine power
X₂ = 1 if 4 cylinders,0 if 6 cylinders
Y = economy expressed as kilometres.
-Referring to Instruction 13-12,the fitted model for predicting economy for 6-cylinder cars is ________.

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

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Definitions:

DSM-5

The fifth edition of the Diagnostic and Statistical Manual of Mental Disorders, a standardized classification of mental health diagnoses.

Biological Model

An approach in psychology that explains behavior and mental processes through biological factors like genetics and brain structures.

Psychological Disorders

Conditions characterized by abnormal thoughts, feelings, and behaviors.

DSM-5

The fifth edition of the Diagnostic and Statistical Manual of Mental Disorders, a comprehensive classification of mental disorders by the American Psychiatric Association.