From deadff024a359e66dae4b795c19a37d96bb03212 Mon Sep 17 00:00:00 2001
From: stekay <stekay@users.noreply.github.com>
Date: Mon, 7 Oct 2024 17:22:53 +0100
Subject: [PATCH] errata found on page 276 - likely you know but just in case.
 Best

---
 ERRATA.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/ERRATA.md b/ERRATA.md
index 296ead5..7ac0572 100644
--- a/ERRATA.md
+++ b/ERRATA.md
@@ -2,6 +2,7 @@
 
 ## 2nd Edition
 
+page 276: Formulae for derivative of priors with respect to mux and muy are incorrect. In main text change dU/dmux formula last expression from "(0 - mux)/0.5squared" to "(mux - 0)/0.5squared".   In R code 9.6, change "(a-muy)/b^2" to "(muy - a)/b^2". Similar change wrt x. 
 [to be filled]
 
 ## 1st Edition