Propensity Score Overlap
Assess positivity and overlap between treatment groups
Propensity Scores
Enter PS values (0-1) separated by commas, spaces, or newlines
Enter PS values and click analyze to see overlap
Positivity Checks
Good overlap: Both groups have PS across similar range
Avoid: PS near 0 or 1 (structural positivity violations)
Trimming: Exclude observations outside overlap region