I Multiple Regression Is Used When Two or More Independent

question 68

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 ofb₁, b₂andb₃in 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. Autocorrelation often happens when data has been collected over periods of time.

• 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) (i), (ii), and (iii) are all false statements.

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