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A dependent variable is regressed against three independent variables across 25 observations. The regression sum of squares is 119.25, and the total sum of squares is 294.45. The following are the estimated coefficient values and standard errors of the coefficients.
For which of the coefficients can the hypothesis that they are equal to zero be rejected at the 0.05 level of significance? A. 2 and 3 only. B. 3 only. C. 1 and 2 only. |