Tail-approximations-for-the-Student-t--F--and-Welch-statistics/Tail-approximations-for-the-Student-t-,-F-,-and-Welch-statistics-for-non-normal-and-not-necessarily-i.i.d.-random-variables.pdf at master · OGCJN/Tail-approximations-for-the-Student-t--F--and-Welch-statistics