Window function returning estimated probability that a z-statistic is
above a threshold z0 in a window with half-width h around z0 and t-test
confidence intervals
window.t.ci.Rd
Can be used as argument window.fun in compute.with.derounding
# S3 method for t.ciwindow(above = z>=z0, h = NA, ci.level = 0.95, z, z0, ...)