parser <- add_argument(parser, "--prediction_accuracy", help='how accurate is the predictive model?', default=0.72)
## parser <- add_argument(parser, "--x_bias_y1", help='how is the classifier biased when y = 1?', default=-0.75)
## parser <- add_argument(parser, "--x_bias_y0", help='how is the classifier biased when y = 0 ?', default=0.75)
-parser <- add_argument(parser, "--Bxy", help='coefficient of x on y', default=0.01)
-parser <- add_argument(parser, "--Bzy", help='coeffficient of z on y', default=-0.01)
+parser <- add_argument(parser, "--Bxy", help='coefficient of x on y', default=0.3)
+parser <- add_argument(parser, "--Bzy", help='coeffficient of z on y', default=-0.3)
parser <- add_argument(parser, "--Bzx", help='coeffficient of z on x', default=-0.5)
parser <- add_argument(parser, "--B0", help='Base rate of y', default=0.5)
parser <- add_argument(parser, "--outcome_formula", help='formula for the outcome variable', default="y~x+z")