which etymology is t distribution what is the etymology for test t distribution definition what is etymology of t t distribution etymology what is the difference between t-test and t distribution how did the word t ended up in t distribution what is the etymology of t distribution what is etymology for t what is the etymology of t-test what etymology does t what is t distribution t-test etymology what is the etymology of t distribution what is the etymology of t what is the meaning of t-test? etymology of t what is the etymology of t/t distribution how did t end up in t-test and t distribution t distribution definition