Add FriedmanTest and NemenyiTest

.vscode/settings.json

@@ -0,0 +1,3 @@
+{
+    "julia.environmentPath": "/Users/deveshjawla/Projects/HypothesisTests.jl"
+}

Project.toml

@@ -9,6 +9,7 @@ LinearAlgebra = "37e2e46d-f89d-539d-b4ee-838fcccc9c8e"
 Printf = "de0858da-6303-5e67-8744-51eddeeeb8d7"
 Random = "9a3f8284-a2c9-5f02-9a11-845980a1fd5c"
 Roots = "f2b01f46-fcfa-551c-844a-d8ac1e96c665"
+StableRNGs = "860ef19b-820b-49d6-a774-d7a799459cd3"
 Statistics = "10745b16-79ce-11e8-11f9-7d13ad32a3b2"
 StatsAPI = "82ae8749-77ed-4fe6-ae5f-f523153014b0"
 StatsBase = "2913bbd2-ae8a-5f71-8c99-4fb6c76f3a91"

docs/src/nonparametric.md

@@ -41,6 +41,19 @@ ApproximateTwoSampleKSTest
 KruskalWallisTest
 ```
 
+## Friedman rank sum test
+
+```@docs
+FriedmanTest
+```
+
+## Nemenyi all-pairs post-hoc test
+
+```@docs
+NemenyiTest
+issignificant
+```
+
 ## Mann-Whitney U test
 
 ```@docs