In a Multiple Regression Model, the Error Term $\varepsilon$ Is Assumed to Be a Random Variable with a Mean

question 67

Multiple Choice

In a multiple regression model, the error term $\varepsilon$ is assumed to be a random variable with a mean of

• A)zero
• B)-1
• C)1
• D)any value

---

Definitions:

Starting Materials

The raw substances or compounds that are used as inputs in a chemical reaction.

Acetoacetic Ester

Acetoacetic ester (ethyl acetoacetate) is an organic compound used in the synthesis of a wide range of chemicals, acting as a precursor for the synthesis of many compounds.

Malonic Ester

A type of ester derived from malonic acid, often used in organic synthesis, particularly in the malonic ester synthesis process.

Ethyl Acetate

An organic compound commonly used as a solvent, characterized by a sweet smell, with the formula CH3COOCH2CH3.