I Violating the Need for Successive Observations of the Dependent

question 74

Multiple Choice

i. Violating the need for successive observations of the dependent variable to be uncorrelated is called autocorrelation.
Ii) If an inverse relationship exists between the dependent variable and independent variables, the regression coefficients for the independent variables are negative.
Iii) Given a multiple linear equation Y' = 5.1 + 2.2X1 - 3.5X2, assuming other things are held constant, an increase in one unit of the second independent variable will cause a -3.5 unit change in Y.

• 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

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