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QUESTION 4 Which of the following statements is true? a.If the confidence interval estimate for the regression slope coefficient, based on the sample information, crosses
QUESTION 4
- Which of the following statements is true?
- a.If the confidence interval estimate for the regression slope coefficient, based on the sample information, crosses over zero, the true population regression slope coefficient could be zero.
- b.R-square will tend to be smaller than the adjusted R-squared values when insignificant independent variables are included in the model.
- c.The y-intercept will usually be negative in a multiple regression model when the regression slope coefficients are predominately positive.
- d.None of the above.
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