------------------------------------------------------------------------------------------ name: log: \\Cronus\www\teaching\basicbiostat\files\bwsmoking_codebook.txt log type: text opened on: 22 Feb 2011, 09:09:20 (Birth weight (kg) of 29 babies born to 14 heavy smokers and 15 non-smokers) file bwsmoking.dta saved ------------------------------------------------------------------------------------------ obsno (unlabeled) ------------------------------------------------------------------------------------------ type: numeric (float) range: [1,29] units: 1 unique values: 29 missing .: 0/29 mean: 15 std. dev: 8.51469 percentiles: 10% 25% 50% 75% 90% 3 8 15 22 27 ------------------------------------------------------------------------------------------ group Smoking habits ------------------------------------------------------------------------------------------ type: numeric (float) label: grouplbl range: [0,1] units: 1 unique values: 2 missing .: 0/29 tabulation: Freq. Numeric Label 15 0 Non-smoker 14 1 Heavy smoker ------------------------------------------------------------------------------------------ bw Birth weight (kg) ------------------------------------------------------------------------------------------ type: numeric (float) range: [2.34,4.13] units: .01 unique values: 27 missing .: 0/29 mean: 3.40828 std. dev: .465557 percentiles: 10% 25% 50% 75% 90% 2.71 3.23 3.53 3.69 3.99 name: log: \\Cronus\www\teaching\basicbiostat\files\bwsmoking_codebook.txt log type: text closed on: 22 Feb 2011, 09:09:20 ------------------------------------------------------------------------------------------