A "hilo" vector
new_hilo(lower = rnorm(10), upper = rnorm(10) + 5, size = 95)
#> <hilo[10]>
#> [1] [ 0.3621271, 3.954434]95 [ 0.1056898, 3.631367]95 [-0.1319562, 4.492635]95
#> [4] [ 1.0678502, 5.142760]95 [ 0.9252625, 4.477425]95 [ 1.3238511, 4.781721]95
#> [7] [ 1.0342216, 3.801170]95 [ 0.1478876, 5.287386]95 [ 0.3357230, 6.096737]95
#> [10] [-0.6446110, 4.305535]95