list(N = 10, P = 2,
		group = c(1, 1, -1, -1, -1, 1, 1, 1, -1, -1),
	  Y = structure(.Data = c(1.40, 1.65,
	  							   1.64, 1.57,
									1.44, 1.58,
									1.36, 1.68,
									1.65, 1.69,
									1.08, 1.31,
									1.09, 1.43,
									1.25, 1.44,
									1.25, 1.39,
									1.30, 1.52), .Dim = c(10, 2)),
									sign = c(1, -1))