If an Independent Variable in a Multiple Linear Regression Model

question 27

Multiple Choice

If an independent variable in a multiple linear regression model is an exact linear combination of other independent variables, the model suffers from the problem of _____.

• A)perfect collinearity
• B)homoskedasticity
• C)heteroskedasticty
• D)omitted variable bias

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Definitions:

Internal Fertilization

Sperm fertilize eggs inside a female’s body.

Mammary Glands

Specialized organs in mammals that produce milk to nourish newborn offspring.

Four Chambered Heart

A type of heart structure found in mammals and birds, consisting of two atria and two ventricles, facilitating separate circulation of oxygenated and deoxygenated blood.

Vertebrates

Animals with a backbone or spinal column, including mammals, birds, reptiles, amphibians, and certain fish.