Summary statistics for accident dataset : by Jean Roth , jroth@nber.org , 22 Oct 2016 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- state | 29,989 27.90153 16.29439 1 56 st_case | 29,989 279666.4 162915.5 10001 560131 ve_total | 29,989 1.531962 .7974594 1 40 ve_forms | 29,989 1.495815 .7602118 1 40 pvh_invl | 29,989 .0361466 .2659364 0 11 -------------+--------------------------------------------------------- peds | 29,989 .2107773 .5042396 0 21 pernotmvit | 29,989 .2193137 .5235731 0 21 permvit | 29,989 2.233186 1.815065 0 53 persons | 29,989 2.241722 1.817529 0 53 county | 29,989 92.85378 96.65305 0 820 -------------+--------------------------------------------------------- city | 29,989 1228.002 1947.149 0 9999 day | 29,989 15.73994 8.842468 1 31 month | 29,989 6.806229 3.368022 1 12 year | 29,989 2014 0 2014 2014 day_week | 29,989 4.154657 2.099933 1 7 -------------+--------------------------------------------------------- hour | 29,989 13.37394 10.11671 0 99 minute | 29,989 28.87429 18.47532 0 99 nhs | 29,989 .4965821 1.177137 0 9 road_fnc | 29,989 9.832305 12.20395 1 99 route | 29,989 3.689853 1.916058 1 9 -------------+--------------------------------------------------------- tway_id | 0 tway_id2 | 0 milept | 29,989 10211.15 29953.08 0 99999 latitude | 29,989 36.9534 7.068006 19.08437 99.9999 longitud | 29,989 -85.94045 84.1654 -165.4071 999.9999 -------------+--------------------------------------------------------- sp_jur | 29,989 .031945 .3654677 0 9 harm_ev | 29,989 18.59372 14.41736 1 99 man_coll | 29,989 1.821134 5.731779 0 99 reljct1 | 29,989 .0501851 .2775125 0 9 reljct2 | 29,989 2.24639 5.694306 1 99 -------------+--------------------------------------------------------- typ_int | 29,989 1.669212 5.710639 1 99 wrk_zone | 29,989 .0367135 .3104693 0 4 rel_road | 29,989 2.502318 5.084084 1 99 lgt_cond | 29,989 1.869719 1.124562 1 9 weather1 | 29,989 3.477575 9.724819 1 99 -------------+--------------------------------------------------------- weather2 | 29,989 .3087799 1.789815 0 99 weather | 29,989 3.626163 9.752195 1 99 sch_bus | 29,989 .0033679 .0579368 0 1 rail | 0 not_hour | 29,989 56.14755 42.98243 0 99 -------------+--------------------------------------------------------- not_min | 29,989 64.22618 36.52989 0 99 arr_hour | 29,989 57.9965 42.87777 0 99 arr_min | 29,989 65.64224 36.42438 0 99 hosp_hr | 29,989 72.20711 36.41651 0 99 hosp_mn | 29,989 76.58852 30.52716 0 99 -------------+--------------------------------------------------------- cf1 | 29,989 1.257228 5.850255 0 99 cf2 | 29,989 .2526593 4.101424 0 99 cf3 | 29,989 .1575578 3.853971 0 99 fatals | 29,989 1.089566 .3652865 1 10 drunk_dr | 29,989 .2978759 .4749309 0 3 by Jean Roth , jroth@nber.org , 22 Oct 2016