1.1.9版本，添加部分统计函数单元测试、修正了部分统计函数

toolgood · toolgood · commit 5e7916254cee · 2017-01-08T19:23:45.000+08:00
diff --git a/README.md b/README.md
@@ -536,7 +536,7 @@ ToolGood.Algorithm
     </tr>
     <tr>
         <td>DEVSQ</td><td>����ƫ���ƽ����</td>
-        <td></td>
+        <td>DEVSQ(1,2,3,4,2,2,1,4) >>9.875</td>
     </tr>
     <tr>
         <td>VAR</td><td>�����������㷽��</td>

-Original file line number
+Diff line change
     </tr>
     <tr>
         <td>DEVSQ</td><td>返回偏差的平方和</td>
 -        <td></td>
 +        <td>DEVSQ(1,2,3,4,2,2,1,4) >>9.875</td>
     </tr>
     <tr>
         <td>VAR</td><td>基于样本估算方差</td>