To test the validity of a multiple regression model, we test the null hypothesis that the regression coefficients are all zero by applying the:
A. t-test
B. z-test
C. F-test
D. None of these choices.
Analysis:
A. Incorrect. By applying the F-test.
B. Incorrect. By applying the F-test.
C. Correct. By applying the F-test.
D. Incorrect. By applying the F-test.
ANSWER : X
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