Contains data from sj_ms2_fig4.dta
  obs:         4,000                          simulated data for fig 4, SJ
                                                article. see -notes-
 vars:             3                          9 Jan 2008 15:55
 size:        52,000 (99.7% of memory free)   (_dta has notes)
-------------------------------------------------------------------------------
              storage  display     value
variable name   type   format      label      variable label
-------------------------------------------------------------------------------
z               float  %9.0g                  covariate
d               byte   %8.0g                  outcome
y               float  %9.0g                * marker
                                            * indicated variables have notes
-------------------------------------------------------------------------------
Sorted by:  z  d  y

*********************
notes:

_dta:
  1.  simulated data for figure 4, SJ article: Janes, Longton, Pepe.
      Accommodating covariates in ROC analysis. 2008.
  2.  see fig4dat_init.do for generation of this dataset.

y:
  1.  drawn from ~N(mu,sd^2), where:
  2.  mu = 0, sd = 1.0 for d=0, z=0
  3.  mu = 2.2, sd = 1.3 for d=1, z=0
  4.  mu = 1.0, sd = 1.0 for d=0, z=1
  5.  mu = 1.8, sd = 1.3 for d=1, z=1