When testing for the significance of the slope parameter, which of the following are implied by the alternative hypothesis? Two answers correct. All or nothing credit.
1. The average value of the dependent variable is zero.
2. The independent variable affects the dependent variable.
3. The dependent variable affects the independent variable.
4. The independent variable causes the dependent variable to change.
5. The dependent variable causes the independent variable to change.
6. The average value of the independent variable is significant.