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Table 1 Summary statistics for the positional error (in meters) of street geocoded locations of school children in Orange County, Florida.

From: Influence of geocoding quality on environmental exposure assessment of children living near high traffic roads

Sample Min Max Mean SD Median 90th % 95th % 99th %
Complete sample (n = 104,865) – distance to parcel centroid
Offset 8 meters 1 32,356 66 435 41 100 137 273
Random sample (n = 1,000) – distance to structure location
Parcel centroids 0 136 6 10 3 10 15 47
Offset 0 meter 17 3,367 61 115 43 102 138 292
Offset 10 meters 8 3,367 56 116 39 99 135 284
Offset 20 meters 0 3,367 52 117 37 99 133 284
Offset 30 meters 1 3,368 52 117 36 100 137 280
Offset 40 meters 2 3,368 56 116 38 103 138 275
Offset 50 meters 2 3,369 61 115 43 105 140 279