------------------------------------------------------------------------------------------------------ log: /Users/rossman/Documents/f08_210A/homework_w6.txt log type: text opened on: 3 Nov 2008, 12:46:30 . sysuse nlsw88.dta, clear (NLSW, 1988 extract) . codebook wage ------------------------------------------------------------------------------------------------------ wage hourly wage ------------------------------------------------------------------------------------------------------ type: numeric (float) range: [1.0049518,40.74659] units: 1.000e-07 unique values: 967 missing .: 0/2246 mean: 7.76695 std. dev: 5.75552 percentiles: 10% 25% 50% 75% 90% 3.22061 4.25926 6.27227 9.59742 12.7778 . regress wage Source | SS df MS Number of obs = 2246 -------------+------------------------------ F( 0, 2245) = 0.00 Model | 0 0 . Prob > F = . Residual | 74367.9674 2245 33.1260434 R-squared = 0.0000 -------------+------------------------------ Adj R-squared = 0.0000 Total | 74367.9674 2245 33.1260434 Root MSE = 5.7555 ------------------------------------------------------------------------------ wage | Coef. Std. Err. t P>|t| [95% Conf. Interval] -------------+---------------------------------------------------------------- _cons | 7.766949 .1214451 63.95 0.000 7.528793 8.005105 ------------------------------------------------------------------------------ . gen wage_min7=wage - 7 . codebook wage_min7 ------------------------------------------------------------------------------------------------------ wage_min7 (unlabeled) ------------------------------------------------------------------------------------------------------ type: numeric (float) range: [-5.995048,33.74659] units: 1.000e-10 unique values: 967 missing .: 0/2246 mean: .766949 std. dev: 5.75552 percentiles: 10% 25% 50% 75% 90% -3.77939 -2.74074 -.72773 2.59742 5.77777 . regress wage_min7 Source | SS df MS Number of obs = 2246 -------------+------------------------------ F( 0, 2245) = 0.00 Model | 0 0 . Prob > F = . Residual | 74367.9675 2245 33.1260434 R-squared = 0.0000 -------------+------------------------------ Adj R-squared = 0.0000 Total | 74367.9675 2245 33.1260434 Root MSE = 5.7555 ------------------------------------------------------------------------------ wage_min7 | Coef. Std. Err. t P>|t| [95% Conf. Interval] -------------+---------------------------------------------------------------- _cons | .766949 .1214451 6.32 0.000 .5287927 1.005105 ------------------------------------------------------------------------------ . codebook married ------------------------------------------------------------------------------------------------------ married married ------------------------------------------------------------------------------------------------------ type: numeric (byte) label: marlbl range: [0,1] units: 1 unique values: 2 missing .: 0/2246 tabulation: Freq. Numeric Label 804 0 single 1442 1 married . keep in 1/20 (2226 observations deleted) . odebook married unrecognized command: odebook r(199); . codebook married ------------------------------------------------------------------------------------------------------ married married ------------------------------------------------------------------------------------------------------ type: numeric (byte) label: marlbl range: [0,1] units: 1 unique values: 2 missing .: 0/20 tabulation: Freq. Numeric Label 6 0 single 14 1 married . log close log: /Users/rossman/Documents/f08_210A/homework_w6.txt log type: text closed on: 3 Nov 2008, 12:49:00 ------------------------------------------------------------------------------------------------------