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. The answer is no
  • Numbers plugged into the formula for the statistic are frequencies . The answer is no
  • Test to assess a relationship. The answer is yes
  • The F statistic calculated for the regression has two different degrees of freedom associated with it. The answer is yes
  • 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. The answer is no
  • Reject the null hypothesis if P on the SPSS printout is less than 0.05. The answer is yes
  • If the null hypothesis is rejected, the regression can be used for prediction. The answer is yes
  • The coefficient of determination, R2, describes how much variability in the dependent variable is explained by the regression. The answer is yes