  list(Y = c(1.12, 1.12, 0.99, 1.03, 0.92, 0.90, 0.81, 0.83, 0.65, 0.67, 0.60,  0.59, 0.51, 0.44, 0.43,
   0.43, 0.33, 0.30, 0.25, 0.24, 0.13, -0.01, -0.13,  -0.14, -0.30, -0.33, -0.46,  -0.43, -0.65),
   x = c(-1.39, -1.39, -1.08, -1.08, -0.94, -0.80, -0.63, -0.63, -0.25, -0.25, -0.12, -0.12, 0.01, 0.11, 0.11, 
        0.11,  0.25, 0.25, 0.34, 0.34, 0.44, 0.59, 0.70, 0.70, 0.85, 0.85,  0.99, 0.99, 1.19),
N = 29)