Try the following self-assessment questions. When you have decided on your answer, mouse over the answer button to check:

1. For each of the following statements, say whether it applies to a Regression?

- Nonparametric test.
- Numbers plugged into the formula for the statistic are frequencies .
- Test to assess a relationship.
- The F statistic calculated for the regression has two different degrees of freedom associated with it.
- Reject the null hypothesis if the calculated statistic is less than or equal to the critical value of the statistic looked up in a table.
- Reject the null hypothesis if
*P*on the SPSS printout is less than 0.05. - If the null hypothesis is rejected, the regression can be used for prediction.
- The coefficient of determination, R
^{2}, describes how much variability in the dependent variable is explained by the regression.