simulations 2500, n 30, 99 shared permutations, alpha 0.05 (SE 0.00436), 20.1 min
  nec      reject 0.0492   95% CI [0.0407, 0.0577]   KS p = 0.00
  suf      reject 0.0564   95% CI [0.0474, 0.0654]   KS p = 0.01
  iut      reject 0.0068   95% CI [0.0036, 0.0100]
  weakest  reject 0.0580   95% CI [0.0488, 0.0672]   KS p = 0.00
  sum      reject 0.0520   95% CI [0.0433, 0.0607]   KS p = 0.23
  any of iut, weakest, sum: 0.0772
