Z test or T test? 2017-05-29 本文已影响0人 大力_8a84 http://www.statisticshowto.com/when-to-use-a-t-score-vs-z-score/ http://www.psychology.emory.edu/clinical/bliwise/Tutorials/TOM/meanstests/assump.htm www.psychology.emory.edu/clinical/bliwise/Tutorials/TOM/meanstests/tdep.htm
