I Multiple Regression Is Used When Two or More Independent

question 9

Multiple Choice

i. Multiple regression is used when two or more independent variables are used to predict a value of a single dependent variable.
ii. The values of b1, b2 and b3 in a multiple regression equation are called the net regression coefficients. They indicate the change in the predicted value for a unit change in one X when the other X variables are held constant.
Iii) Multiple regression analysis examines the relationship of several dependent variables on the
Independent variable.

• A) (i), (ii) and (iii) are all correct statements
• B) (i) and (ii) are correct statements, but not (iii).
• C) (i) and (iii) are correct statements but not (ii).
• D) (ii) and (iii) are correct statements but not (i).
• E) All statements are false

---

Definitions:

Testable Prediction

A forecast or hypothesis that can be verified or disproved through experimentation or observation.

Statistical Methods

The collection of techniques used for collecting, analyzing, interpreting, and presenting data.

Hypothesis

A proposed explanation for a phenomenon, made as a starting point for further investigation, which can be tested through experiments or observations.

Educated Guess

A hypothesis or assumption made based on prior knowledge and rational inferences.