gnu: Add julia-statsbase.

* gnu/packages/julia-xyz.scm (julia-statsbase-0.32.0): New variable.

gnu/packages/julia-xyz.scm

@@ -665,3 +665,30 @@ algorithms that can be used with Julia's standard sorting API:
 @item RadixSort
 @end enumerate")
     (license license:expat)))
+
+(define-public julia-statsbase
+  (package
+    (name "julia-statsbase")
+    (version "0.32.0")
+    (source
+     (origin
+       (method git-fetch)
+       (uri (git-reference
+             (url "https://github.com/JuliaStats/StatsBase.jl")
+             (commit "b9454f979ff8bdbc3ecffe2490cc1331a824e798")))
+       (file-name "StatsBase")
+       (sha256
+        (base32 "1k6zcblpdrdq568lsgna83ld2kj47h2cxn5idp8g41fdm9scph5b"))))
+    (propagated-inputs `(("julia-datastructures" ,julia-datastructures)
+                         ("julia-sortingalgorithms" ,julia-sortingalgorithms)
+                         ("julia-missings" ,julia-missings)
+                         ("julia-dataapi" ,julia-dataapi)))
+    (build-system julia-build-system)
+    (home-page "https://github.com/JuliaStats/StatsBase.jl")
+    (synopsis "Basic statistics for Julia")
+    (description "@code{StatsBase.jl} is a Julia package that provides basic
+support for statistics.  Particularly, it implements a variety of
+statistics-related functions, such as scalar statistics, high-order moment
+computation, counting, ranking, covariances, sampling, and empirical density
+estimation.")
+    (license license:expat)))