A plot of the eigenvalues versus the number of components (or factors). The plot can be used to determine the number of factors that contribute to the maximum amount of variance. The point at which the plotted line levels out can be taken as the number of sufficient factors for analysis. See Initial Factor Analysis Report for an example of scree plots.

See Local Data Filter, Redo Menus, and Save Script Menusin the Using JMP book for more information about the following options: