From 4d3fdbe816280c5cf72a69c4568bcd95b7ebc12a Mon Sep 17 00:00:00 2001 From: benjas <909336740@qq.com> Date: Sat, 21 Nov 2020 17:11:15 +0800 Subject: [PATCH] =?UTF-8?q?Add=20=E8=82=AF=E5=BE=B7=E5=B0=94=E5=92=8C?= =?UTF-8?q?=E8=B0=90=E7=B3=BB=E6=95=B0?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- .../相关分析-checkpoint.ipynb | 138 +++++++++++++++++- .../相关分析/assets/20201121163414.png | Bin 0 -> 51278 bytes .../相关分析/相关分析.ipynb | 138 +++++++++++++++++- 3 files changed, 274 insertions(+), 2 deletions(-) create mode 100644 notebook_必备数学基础/相关分析/assets/20201121163414.png diff --git a/notebook_必备数学基础/相关分析/.ipynb_checkpoints/相关分析-checkpoint.ipynb b/notebook_必备数学基础/相关分析/.ipynb_checkpoints/相关分析-checkpoint.ipynb index f49ec71..c44148c 100644 --- a/notebook_必备数学基础/相关分析/.ipynb_checkpoints/相关分析-checkpoint.ipynb +++ b/notebook_必备数学基础/相关分析/.ipynb_checkpoints/相关分析-checkpoint.ipynb @@ -223,7 +223,7 @@ }, { "cell_type": "code", - "execution_count": 10, + "execution_count": 2, "metadata": {}, "outputs": [ { @@ -441,6 +441,142 @@ "所以学生的学习潜在学习能力与自学能力有较强的正相关。" ] }, + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## 肯德尔和谐系数( Kendall)\n", + "当多个(两个以上)变量值以等级次序排列或以等级次序表示,描述这几个变量之间的一性程度的量,称为肯徳尔和谐系数。\n", + "
它常用来表示几个评定者对同组学生成绩用等级先后评定多次之间的一致性程度。\n", + "
\n", + "**同一评价者无相同等级评定时,计算公式:**\n", + "$$\n", + "W = \\frac{S}{\\frac{1}{12}K^2(N^3-N)}\n", + "$$\n", + "