Summary statistics for accident dataset : by Jean Roth , jroth@nber.org , 22 Oct 2016 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- state | 31,006 28.04941 16.2114 1 56 st_case | 31,006 281124.7 162086 10001 560113 ve_total | 31,006 1.51748 .7774027 1 31 ve_forms | 31,006 1.482294 .7417727 1 31 pvh_invl | 31,006 .0351867 .2618956 0 9 -------------+--------------------------------------------------------- peds | 31,006 .2005418 .4585383 0 9 pernotmvit | 31,006 .2081533 .4799001 0 9 permvit | 31,006 2.257047 1.798056 0 52 persons | 31,006 2.264658 1.800914 0 52 county | 31,006 91.42708 95.13746 0 999 -------------+--------------------------------------------------------- city | 31,006 1221.35 1921.835 0 9999 day | 31,006 15.65342 8.851586 1 31 month | 31,006 6.667484 3.359826 1 12 year | 31,006 2012 0 2012 2012 day_week | 31,006 4.118493 2.112164 1 7 -------------+--------------------------------------------------------- hour | 31,006 13.28114 10.27084 0 99 minute | 31,006 29.07147 18.51433 0 99 nhs | 31,006 .3241631 .594791 0 9 road_fnc | 31,006 8.381217 6.275732 1 99 route | 31,006 3.663259 1.848155 1 9 -------------+--------------------------------------------------------- tway_id | 0 tway_id2 | 0 milept | 31,006 11037.03 30980.39 0 99999 latitude | 31,006 37.39629 8.120845 18.96047 99.9999 longitud | 31,006 -80.21203 111.4751 -162.5691 999.9999 -------------+--------------------------------------------------------- sp_jur | 31,006 .0274463 .3208421 0 9 harm_ev | 31,006 18.72118 14.52013 1 99 man_coll | 31,006 1.699187 4.792159 0 99 reljct1 | 31,006 .0469587 .2470029 0 8 reljct2 | 31,006 2.07347 4.563991 1 99 -------------+--------------------------------------------------------- typ_int | 31,006 1.344353 .7614809 1 9 wrk_zone | 31,006 .0301555 .272529 0 4 rel_road | 31,006 2.504548 4.213251 1 99 lgt_cond | 31,006 1.849448 1.098403 1 9 weather1 | 31,006 3.196059 8.905635 1 99 -------------+--------------------------------------------------------- weather2 | 31,006 .3297749 2.123224 0 99 weather | 31,006 3.363962 8.945187 1 99 sch_bus | 31,006 .0059021 .1425367 0 8 rail | 0 not_hour | 31,006 52.41295 42.62065 0 99 -------------+--------------------------------------------------------- not_min | 31,006 61.29049 36.28498 0 99 arr_hour | 31,006 53.50584 42.66504 0 99 arr_min | 31,006 62.02183 36.42609 0 99 hosp_hr | 31,006 70.86241 37.3542 0 99 hosp_mn | 31,006 75.45923 31.4631 0 99 -------------+--------------------------------------------------------- cf1 | 31,006 1.045798 5.127168 0 99 cf2 | 31,006 .154325 3.308298 0 99 cf3 | 31,006 .1016577 3.137928 0 99 fatals | 31,006 1.089531 .3703867 1 15 drunk_dr | 31,006 .3162291 .4847081 0 4 by Jean Roth , jroth@nber.org , 22 Oct 2016