\begin{Schunk}
\begin{Sinput}
 sum.hsb[[1]]
\end{Sinput}
\begin{Soutput}
                   min          med          max          mean           sd   skewness
ses      -3.758000e+00    0.0020000    2.6919999  1.433540e-04    0.7793552 -0.2280971
mathach  -2.832000e+00   13.1309996   24.9930000  1.274785e+01    6.8782457 -0.1804918
size      1.000000e+02 1016.0000000 2713.0000000  1.056862e+03  604.1724993  0.5714961
pracad    0.000000e+00    0.5300000    1.0000000  5.344871e-01    0.2511861  0.1595830
disclim  -2.416000e+00   -0.2310000    2.7560000 -1.318694e-01    0.9439882  0.2394417
himinty   0.000000e+00    0.0000000    1.0000000  2.800278e-01    0.4490438  0.9795996
schoolid  1.224000e+03 5192.0000000 9586.0000000  5.277898e+03 2499.5777954  0.1073614
mean      4.239781e+00   13.1601057   19.7191429  1.274785e+01    3.0058166 -0.2711762
sd        3.541020e+00    6.2984834    8.4811230  6.197527e+00    0.8637071 -0.2357613
sdalt     6.256328e+00    6.2563276    6.2563276  6.256328e+00    0.0000000        NaN
junk      2.473890e-05   30.6254406  239.2891541  4.731597e+01   48.8976099  1.2998278
sdalt2    4.839363e+01   48.3936348   48.3936348  4.839363e+01    0.0000000        NaN
num       1.400000e+01   51.0000000   67.0000000  4.801628e+01   10.8221802 -0.5792808
se        5.058600e-01    0.8938972    1.8237413  9.189899e-01    0.2017056  1.1131857
sealt     7.643321e-01    0.8760611    1.6720738  9.246300e-01    0.1291964  1.5868761
sealt2    8.498783e-01    0.9741123    1.8592170  1.028117e+00    0.1436564  1.5868762
t2        7.423064e-04    5.7493305  195.8105927  1.465580e+01   26.4160072  3.6683986
t2alt     7.485392e-04    4.3591580   52.8245697  8.537593e+00   11.0627385  2.0632127
pickone   0.000000e+00    0.0000000    1.0000000  2.226862e-02    0.1475661  6.4739108
mmses    -1.193946e+00    0.0320000    0.8249825  1.433532e-04    0.4135432 -0.2684650
mnses    -1.193946e+00    0.0320000    0.8249825  1.433532e-04    0.4135432 -0.2684650
xb        5.683861e+00   12.8722429   17.5219269  1.268545e+01    2.4248264 -0.2684650
resid    -1.948889e+01    0.2357960   16.4445744  6.240260e-02    6.4594589 -0.1359769
            kurtosis nobs nmissing
ses      -0.38044986 7185        0
mathach  -0.92159871 7185        0
size     -0.36494527 7185        0
pracad   -0.88590959 7185        0
disclim  -0.15882341 7185        0
himinty  -1.04052940 7185        0
schoolid -1.25461841 7185        0
mean     -0.05066915 7185        0
sd        0.21576353 7185        0
sdalt            NaN 7185        0
junk      1.46197638 7185        0
sdalt2           NaN 7185        0
num      -0.37038907 7185        0
se        2.32256458 7185        0
sealt     3.24962919 7185        0
sealt2    3.24962964 7185        0
t2       16.88833532 7185        0
t2alt     4.24329712 7185        0
pickone  39.91707701 7185        0
mmses    -0.47890987 7185        0
mnses    -0.47890987 7185        0
xb       -0.47890979 7185        0
resid    -0.68558788 7185        0
\end{Soutput}
\end{Schunk}
