list(t = c(1,2,3,4,5,6,7,8,10,11,12,13,15,16,17,22,23,35),
     obs.t = c(1,1,2,2,3,4,4,5,5,8,8,8,8,11,11,12,12,15,17,22,23,
               6,6,6,6,7,9,10,10,11,13,16,17,19,20,22,23,25,32,32,34,35),
      fail = c(1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,
               1,1,1,0,1,0,1,0,0,1,1,0,0,0,1,1,0,0,0,0,0),
         Z = c(0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,
               0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,
                -0.5,-0.5,-0.5,-0.5,-0.5,-0.5,-0.5,-0.5,-0.5,-0.5,-0.5,
                -0.5,-0.5,-0.5,-0.5,-0.5,-0.5,-0.5,-0.5,-0.5,-0.5)
)