From 4bb723ee2f79800a46653c858b3ec28fd4fa009f Mon Sep 17 00:00:00 2001
From: Jim Turner <git@turner.link>
Date: Thu, 8 Apr 2021 19:28:47 -0400
Subject: [PATCH] Add mean and std_dev accessors to Normal

---
 rand_distr/src/normal.rs | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/rand_distr/src/normal.rs b/rand_distr/src/normal.rs
index a34e8e40..c3e99010 100644
--- a/rand_distr/src/normal.rs
+++ b/rand_distr/src/normal.rs
@@ -189,6 +189,16 @@ where F: Float, StandardNormal: Distribution<F>
     pub fn from_zscore(&self, zscore: F) -> F {
         self.mean + self.std_dev * zscore
     }
+
+    /// Returns the mean (`μ`) of the distribution.
+    pub fn mean(&self) -> F {
+        self.mean
+    }
+
+    /// Returns the standard deviation (`σ`) of the distribution.
+    pub fn std_dev(&self) -> F {
+        self.std_dev
+    }
 }
 
 impl<F> Distribution<F> for Normal<F>