Summary statistics for accident dataset : by Jean Roth , jroth@nber.org , 18 Apr 2016 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- state | 384 43 0 43 43 county | 384 72 0 72 72 month | 384 6.796875 3.510579 1 12 day | 384 16.0026 8.988097 1 31 hour | 384 12.96094 7.476755 0 24 -------------+--------------------------------------------------------- minute | 384 24.53385 17.09699 0 58 ve_total | 384 1.424479 .6775202 1 5 persons | 384 2.335938 1.705209 1 19 peds | 384 .4036458 .5968475 0 5 nhs | 384 .2526042 .4350727 0 1 -------------+--------------------------------------------------------- road_fnc | 384 8.111979 5.408191 1 16 route | 384 3.466146 1.225874 1 9 sp_jur | 384 0 0 0 0 harm_ev | 384 15.47656 11.00223 1 43 man_coll | 384 1.151042 2.071338 0 9 -------------+--------------------------------------------------------- rel_junc | 384 1.005208 .0720745 1 2 rel_road | 384 2.296875 2.075693 1 8 traf_flo | 384 2.158854 .6074169 1 4 no_lanes | 384 2.700521 1.174756 1 6 sp_limit | 384 41.91406 12.48688 20 65 -------------+--------------------------------------------------------- alignmnt | 384 1.148438 .355997 1 2 profile | 384 1.338542 .658326 1 4 pave_typ | 384 1.942708 .2327023 1 2 sur_cond | 384 1.138021 .3453718 1 2 tra_cont | 384 1.25 4.847545 0 20 -------------+--------------------------------------------------------- t_cont_f | 384 .1875 .7271318 0 3 hit_run | 384 .1510417 .5241917 0 2 lgt_cond | 384 2.200521 1.036614 1 5 weather1 | 384 1.135417 .3426145 1 2 weather2 | 384 0 0 0 0 -------------+--------------------------------------------------------- c_m_zone | 384 0 0 0 0 not_hour | 384 81.79948 34.83222 0 99 not_min | 384 84.91146 29.37935 0 99 arr_hour | 384 83.11458 33.83738 0 99 arr_min | 384 86.22656 28.0078 0 99 -------------+--------------------------------------------------------- hosp_hr | 384 99 0 99 99 hosp_mn | 384 99 0 99 99 sch_bus | 384 0 0 0 0 cf1 | 384 0 0 0 0 cf2 | 384 0 0 0 0 -------------+--------------------------------------------------------- cf3 | 384 0 0 0 0 fatals | 384 1.054688 .2495508 1 3 day_week | 384 4.018229 2.235993 1 7 drunk_dr | 384 .359375 .5465444 0 3 st_case | 384 430193.5 111.0045 430001 430385 -------------+--------------------------------------------------------- city | 384 513.8906 339.9597 10 1060 milept | 384 2304.203 14274.95 0 99999 year | 384 2008 0 2008 2008 tway_id | 0 tway_id2 | 0 -------------+--------------------------------------------------------- rail | 0 latitude | 0 longitud | 0 ve_forms | 384 1.416667 .6766013 1 5 weather | 384 1.135417 .3426145 1 2 by Jean Roth , jroth@nber.org , 18 Apr 2016