From 2b973339b7a3e726e3e332dd756156252de0ca17 Mon Sep 17 00:00:00 2001
From: "weiye.wang" <kj_wangweiye@126.com>
Date: Sat, 6 May 2023 13:39:45 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E6=94=B9=E7=9B=AE=E6=A0=87K0826002X?=
 =?UTF-8?q?=E6=8F=8F=E8=BF=B0=E4=B8=AD=E7=9A=84=E4=B8=80=E5=A4=84bug?=
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---
 题库0.3/LessonObj.json | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/题库0.3/LessonObj.json b/题库0.3/LessonObj.json
index 2f89aca4..02dc65fc 100644
--- a/题库0.3/LessonObj.json
+++ b/题库0.3/LessonObj.json
@@ -4032,7 +4032,7 @@
     "K0826002X": {
         "id": "K0826002X",
         "unit_obj": "D08005X",
-        "content": "经历推导方差的第二个计算公式$D[X]=\\mathrm{E}(X^2)-(E[X])^2$的过程."
+        "content": "经历推导方差的第二个计算公式$D[X]=E[X^2]-(E[X])^2$的过程."
     },
     "K0826003X": {
         "id": "K0826003X",