029ddd9f__of_North_Carolina_Chapel_Hill__Purpose_of_test
[Parametric test] Two sample (unpaired) t test Mann-Whitney U test [Example] To compare girls' heights with boys' heights [Purpose of test] 
Compares two independent samples drawn from the same population
Basic Statistics for EBPT - Evidence Based Physical Therapy - Subject Guides at University of North Carolina Chapel Hill
Purpose of test