Summary statistics for accident dataset : by Jean Roth , jroth@nber.org , 22 Oct 2016 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- state | 30,056 27.86954 16.29278 1 56 st_case | 30,056 279348.4 162897.2 10001 560131 ve_total | 30,056 1.531774 .7970511 1 40 ve_forms | 30,056 1.495542 .7598169 1 40 pvh_invl | 30,056 .0362324 .2660607 0 11 -------------+--------------------------------------------------------- peds | 30,056 .2113721 .504518 0 21 pernotmvit | 30,056 .2198895 .5237894 0 21 permvit | 30,056 2.232566 1.813885 0 53 persons | 30,056 2.241083 1.816349 0 53 county | 30,056 92.73433 96.58878 0 820 -------------+--------------------------------------------------------- city | 30,056 1225.038 1943.043 0 9999 day | 30,056 15.73965 8.843036 1 31 month | 30,056 6.80879 3.36939 1 12 year | 30,056 2014 0 2014 2014 day_week | 30,056 4.15521 2.099924 1 7 -------------+--------------------------------------------------------- hour | 30,056 13.36994 10.10012 0 99 minute | 30,056 28.8902 18.46701 0 99 nhs | 30,056 .3812883 .6315194 0 9 road_fnc | 30,056 8.638741 6.134372 1 99 route | 30,056 3.63934 1.835748 1 9 -------------+--------------------------------------------------------- tway_id | 0 tway_id2 | 0 milept | 30,056 9097.815 28413.44 0 99999 latitude | 30,056 36.92095 6.906465 19.08437 99.9999 longitud | 30,056 -86.53877 80.23656 -165.4071 999.9999 -------------+--------------------------------------------------------- sp_jur | 30,056 .0329385 .3716537 0 9 harm_ev | 30,056 18.57353 14.42535 1 99 man_coll | 30,056 1.829718 5.808267 0 99 reljct1 | 30,056 .0504059 .2810866 0 9 reljct2 | 30,056 2.251597 5.719587 1 99 -------------+--------------------------------------------------------- typ_int | 30,056 1.676038 5.758994 1 99 wrk_zone | 30,056 .0366316 .3101279 0 4 rel_road | 30,056 2.499967 5.079386 1 99 lgt_cond | 30,056 1.870608 1.124222 1 9 weather1 | 30,056 3.457346 9.63545 1 99 -------------+--------------------------------------------------------- weather2 | 30,056 .3054631 1.696666 0 12 weather | 30,056 3.605603 9.663331 1 99 sch_bus | 30,056 .0033604 .0578724 0 1 rail | 0 not_hour | 30,056 54.61901 43.06296 0 99 -------------+--------------------------------------------------------- not_min | 30,056 62.99724 36.66128 0 99 arr_hour | 30,056 56.44247 43.02036 0 99 arr_min | 30,056 64.36558 36.63357 0 99 hosp_hr | 30,056 70.86339 36.98003 0 99 hosp_mn | 30,056 75.48523 31.0259 0 99 -------------+--------------------------------------------------------- cf1 | 30,056 1.281375 6.037518 0 99 cf2 | 30,056 .2748869 4.364048 0 99 cf3 | 30,056 .1802635 4.134606 0 99 fatals | 30,056 1.089433 .3649784 1 10 drunk_dr | 30,056 .3022026 .4771991 0 3 by Jean Roth , jroth@nber.org , 22 Oct 2016