the approximate confidence coefficients for different r and lambdas
[1,] 0.9964485 0.9935804 0.9856941 0.9544997 0.8975296 0.8577868 0.8299330
[2,] 0.9935804 0.9901767 0.9820395 0.9544997 0.9090311 0.8786647 0.8577868
[3,] 0.9856941 0.9820395 0.9746527 0.9544997 0.9263617 0.9090311 0.8975296
[4,] 0.9544997 0.9544997 0.9544997 0.9544997 0.9544997 0.9544997 0.9544997
[5,] 0.8975296 0.9090311 0.9263617 0.9544997 0.9746527 0.9820395 0.9856941
[6,] 0.8577868 0.8786647 0.9090311 0.9544997 0.9820395 0.9901767 0.9935804
[7,] 0.8299330 0.8577868 0.8975296 0.9544997 0.9856941 0.9935804 0.9964485
