029ddd9f__of_North_Carolina_Chapel_Hill__Purpose_of_test
[Parametric test] One sample (paired) t test Wilcoxon matched pairs test [Example] To compare weight of infants before and after a feed [Purpose of test] 
Compares two sets of observations on a single sample
Basic Statistics for EBPT - Evidence Based Physical Therapy - Subject Guides at University of North Carolina Chapel Hill
Purpose of test