Age dependences of (a) metallicity, (b) Galactocentric distance, and (c) distance from the Galactic plane for the globular clusters of Galactic origin. Notation is the same as in Fig. 3. The dashed lines are rms regression fits for both subsystems taken together, and the solid lines are the individual regression fits for each subsystem. The squares indicate clusters excluded from the regression solutions according to a 3
criterion.discussion in the text | privious figure