Data Analysis for PolicyMaking in Georgia
Course overview › Module 4 · Disparate Impact Analysis
Module 4 · 20 min · 5 pages

Disparate Impact Analysis

~20 min total · Earn: Impact Auditor

Apply racially polarized voting analysis, geospatial proximity modeling, and ballot rejection comparisons to Georgia data.

Mail-In Ballot Rejection Rate by County · Georgia 2022 General 0% 1% 2% 3% 4% Fulton 1.2% DeKalb 0.9% Gwinnett 1.4% Telfair 3.8% Quitman 4.1% Chatham 1.6% Cobb 1.1% Note: Rural counties show rejection rates 2–3x higher than metro counties. Source: Georgia SOS (illustrative).
Module 4 overview diagram. Bar chart comparing mail-in ballot rejection rates across Georgia counties, with Fulton, DeKalb, and rural counties highlighted.

Pages in this module

  1. 4.1 What disparate impact means
  2. 4.2 Racially polarized voting (RPV)
  3. 4.3 Geospatial & proximity modeling
  4. 4.4 Mail-in ballot rejection rates
  5. 4.5 Module 4 checkpoint