Calculate plotted points on an analysis of means interaction effects plot for the normal case

  1. Choose Stat > ANOVA > General Linear Model > Fit General Linear Model.
  2. In Responses, enter the column that contains the response variable.
  3. In Factors, enter the two columns that contain the factors.
  4. Click Storage and check Residuals. Click OK in each dialog box.
  5. Choose Stat > Basic Statistics > Store Descriptive Statistics.
  6. In Variables, enter the residuals column (RESI1 by default).
  7. In By variables (optional), enter the two columns that contain the factors.
  8. Click Statistics and check Mean.
  9. Click OK in each dialog box.

The values of the plotted points will be stored in the mean column (Mean1 by default).