Summary statistics for accident dataset : by Jean Roth , jroth@nber.org , 22 Oct 2016 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- state | 30,202 27.79521 16.26865 1 56 st_case | 30,202 278588.4 162648.5 10001 560075 ve_total | 30,202 1.531256 .9416082 1 90 ve_forms | 30,202 1.493312 .9074804 1 90 pvh_invl | 30,202 .0379445 .279453 0 11 -------------+--------------------------------------------------------- peds | 30,202 .20396 .4593184 0 9 pernotmvit | 30,202 .2128336 .4829433 0 9 permvit | 30,202 2.248295 1.930869 0 127 persons | 30,202 2.257168 1.933907 0 127 county | 30,202 91.78435 96.75105 0 999 -------------+--------------------------------------------------------- city | 30,202 1230.414 1905.407 0 9999 day | 30,202 15.65343 8.85727 1 31 month | 30,202 6.74207 3.356892 1 12 year | 30,202 2013 0 2013 2013 day_week | 30,202 4.13125 2.101051 1 7 -------------+--------------------------------------------------------- hour | 30,202 13.33706 10.08128 0 99 minute | 30,202 29.10503 18.46063 0 99 nhs | 30,202 .3473611 .5461041 0 9 road_fnc | 30,202 8.37567 6.083804 1 99 route | 30,202 3.678862 1.857425 1 9 -------------+--------------------------------------------------------- tway_id | 0 tway_id2 | 0 milept | 30,202 8487.002 27510.85 0 99999 latitude | 30,202 37.41734 8.435257 19.15815 99.9999 longitud | 30,202 -79.44598 117.2632 -162.8857 999.9999 -------------+--------------------------------------------------------- sp_jur | 30,202 .0276472 .3241806 0 9 harm_ev | 30,202 18.71783 14.42481 1 99 man_coll | 30,202 1.716376 4.742642 0 99 reljct1 | 30,202 .0443017 .218868 0 8 reljct2 | 30,202 2.162473 4.915086 1 99 -------------+--------------------------------------------------------- typ_int | 30,202 1.527879 4.330243 1 99 wrk_zone | 30,202 .0313224 .282039 0 4 rel_road | 30,202 2.477551 4.433436 1 99 lgt_cond | 30,202 1.852096 1.102722 1 9 weather1 | 30,202 3.34895 9.18638 1 99 -------------+--------------------------------------------------------- weather2 | 30,202 .3034567 1.858882 0 99 weather | 30,202 3.498278 9.217974 1 99 sch_bus | 30,202 .0040064 .0631699 0 1 rail | 0 not_hour | 30,202 52.90617 42.77522 0 99 -------------+--------------------------------------------------------- not_min | 30,202 61.66264 36.43101 0 99 arr_hour | 30,202 54.23442 42.80621 0 99 arr_min | 30,202 62.60274 36.51553 0 99 hosp_hr | 30,202 70.66078 37.05926 0 99 hosp_mn | 30,202 75.26564 31.16101 0 99 -------------+--------------------------------------------------------- cf1 | 30,202 1.237832 5.864881 0 99 cf2 | 30,202 .265744 4.210266 0 99 cf3 | 30,202 .1696576 3.973567 0 99 fatals | 30,202 1.0891 .357933 1 8 drunk_dr | 30,202 .3138534 .4847936 0 4 by Jean Roth , jroth@nber.org , 22 Oct 2016