Table 5. Average monthly number of work-related homicides per 100,000 employed persons by region
Mean Standard deviation Standard error 95-percent confidence interval for mean Minimum Maximum
Lower bound Upper bound

Northeast

0.03255 0.014360 0.002073 0.02838 0.03672 0.004 0.076

Midwest

0.03157 0.010840 0.001565 0.02843 0.03472 0.015 0.056

South

0.05891 0.015556 0.002245 0.05440 0.06343 0.025 0.090

West

0.04205 0.015447 0.002230 0.03757 0.04654 0.019 0.089

Total

0.04127 0.017861 0.001289 0.03873 0.04382 0.004 0.090