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Table 8 Mean differential analysis for the unemployment rates for the State of Illinois

From: The impact of the coronavirus on African American unemployment: lessons from history

  Pre-911 UER Post-911 UER Mean Differential t-statistic (p-value)
Panel A. Pre-911- Illinois Post 911 Means Differential analysis
A.1. African Americans
 Mean 13.88 11.63 − 2.25 − 2.29 (.02)
 S.D 3.21 1.16   
 N 13 8   
A.2. White Americans
 Mean 5.60 4.62 − 0.98 − 1.84 (0.04)
 S.D 1.82 .48   
 N 13 8   
  Max 2008 UER Post-2008 UER Mean Differential t-statistic (p-value)
Panel B. Pre-2008- Post 2008 Means Differential analysis
B.1 African Americans
 Mean 11.63 13.9 2.27 1.81 (0.04)
 S.D 1.16 3.92   
 N 8 11   
B.2. White Americans
 Mean 4.94 6.28 1.34 1.88
(0.04)
 S.D 0.72 2.20   
 N 8 11