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| Rains now wants to test the students’ knowledge of the use of the F-test and the interpretation of the F-statistic. Which of the following statements regarding the F-test and the F-statistic is the most correct? A. The F-statistic is used to test whether at least one independent variable in a set of independent variables explains a significant portion of the variation of the dependent variable. B. The F-test is usually formulated as a two-tailed test. C. The F-statistic is almost always formulated to test each independent variable separately, in order to identify which variable is the most statistically significant. |