From 330aa5a577e42df34e4a1bcafb7c6df4252227f2 Mon Sep 17 00:00:00 2001
From: yangjun42 <jun.yang@u.nus.edu>
Date: Thu, 17 Apr 2025 11:30:01 +0300
Subject: [PATCH] fix the bug of fillna example

---
 chapter_preliminaries/pandas.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/chapter_preliminaries/pandas.md b/chapter_preliminaries/pandas.md
index 49e006295..9884437f4 100644
--- a/chapter_preliminaries/pandas.md
+++ b/chapter_preliminaries/pandas.md
@@ -55,7 +55,7 @@ print(data)
 ```{.python .input}
 #@tab all
 inputs, outputs = data.iloc[:, 0:2], data.iloc[:, 2]
-inputs = inputs.fillna(inputs.mean())
+inputs = inputs.fillna(inputs.mean(numeric_only=True))
 print(inputs)
 ```