Function friedmanTest
The Friedman test is a non-parametric within-subject ANOVA. It's useful when parametric assumptions cannot be made. Usage is identical to correlatedAnova().
TestRes friedmanTest(T...)
(
T dataIn
)
if (doubleInput!(typeof(dataIn[0] .front)) || allSatisfy!(doubleInput, T));
References
"Concepts and Applications of Inferrential Statistics". Richard Lowry. Vassar College. version.
http
//faculty.vassar.edu/lowry/webtext.html
Bugs
No exact P-value calculation. Asymptotic approx. only.