Summary statistics for accident dataset : by Jean Roth , jroth@nber.org , 18 Apr 2016 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- state | 29,757 27.92976 16.25077 1 56 st_case | 29,757 279892.1 162466.2 10001 560121 ve_total | 29,757 1.510468 .7413975 1 26 ve_forms | 29,757 1.476795 .707801 1 26 pvh_invl | 29,757 .0336727 .2482808 0 9 -------------+--------------------------------------------------------- peds | 29,757 .1914508 .4401353 0 6 pernotmvit | 29,757 .1992808 .4712555 0 18 permvit | 29,757 2.256377 1.795903 0 58 persons | 29,757 2.264207 1.800629 0 58 county | 29,757 90.81675 95.47845 0 999 -------------+--------------------------------------------------------- city | 29,757 1149.81 1858.653 0 9999 day | 29,757 15.61149 8.843172 1 31 month | 29,757 6.774641 3.329523 1 12 year | 29,757 2011 0 2011 2011 day_week | 29,757 4.156837 2.108138 1 7 -------------+--------------------------------------------------------- hour | 29,757 13.16722 10.0065 0 99 minute | 29,757 28.77118 18.4581 0 99 nhs | 29,757 .3504386 .7078579 0 9 road_fnc | 29,757 8.544679 7.909124 1 99 route | 29,757 3.586618 1.793627 1 9 -------------+--------------------------------------------------------- tway_id | 0 tway_id2 | 0 milept | 29,757 11593.41 31709.62 0 99999 latitude | 29,757 37.74836 9.278163 19.20015 99.9999 longitud | 29,757 -74.86178 135.1737 -165.4005 999.9999 -------------+--------------------------------------------------------- sp_jur | 29,757 .0322277 .3714729 0 9 harm_ev | 29,757 18.7699 14.60384 1 99 man_coll | 29,757 1.756898 5.212836 0 99 reljct1 | 29,757 .0424438 .2284828 0 9 reljct2 | 29,757 2.070471 4.854923 1 99 -------------+--------------------------------------------------------- typ_int | 29,757 1.336963 .7623667 1 9 rel_road | 29,757 2.496085 4.289022 1 99 wrk_zone | 29,757 .0387472 .3758006 0 8 lgt_cond | 29,757 1.851228 1.109485 1 9 weather1 | 29,757 3.299593 9.426868 1 99 -------------+--------------------------------------------------------- weather2 | 29,757 .0979265 1.206758 0 99 weather | 29,757 3.27906 9.420168 1 99 sch_bus | 29,757 .0040327 .0768018 0 8 rail | 0 not_hour | 29,757 53.08391 42.58054 0 99 -------------+--------------------------------------------------------- not_min | 29,757 61.73862 36.26883 0 99 arr_hour | 29,757 54.57271 42.63053 0 99 arr_min | 29,757 62.96885 36.22071 0 99 hosp_hr | 29,757 71.23732 36.96078 0 99 hosp_mn | 29,757 75.74843 31.1136 0 99 -------------+--------------------------------------------------------- cf1 | 29,757 .926908 4.432706 0 99 cf2 | 29,757 .0982626 2.254931 0 99 cf3 | 29,757 .0440905 2.009724 0 99 fatals | 29,757 1.08771 .3560906 1 15 drunk_dr | 29,757 .3114225 .481861 0 4 by Jean Roth , jroth@nber.org , 18 Apr 2016