[Obsolete] nfreq
[scilab.git] / scilab / modules / statistics / help / ja_JP / regression / regress.xml
1 <?xml version="1.0" encoding="UTF-8"?>
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13 <refentry xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:svg="http://www.w3.org/2000/svg" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:db="http://docbook.org/ns/docbook" xmlns:scilab="http://www.scilab.org" xml:lang="ja" xml:id="regress">
14     <refnamediv>
15         <refname>regress</refname>
16         <refpurpose>2つの変数の回帰係数</refpurpose>
17     </refnamediv>
18     <refsynopsisdiv>
19         <title>呼び出し手順</title>
20         <synopsis>coefs=regress(x,y)</synopsis>
21     </refsynopsisdiv>
22     <refsection>
23         <title>パラメータ</title>
24         <variablelist>
25             <varlistentry>
26                 <term>x,y</term>
27                 <listitem>
28                     <para>実数または複素数のベクトル</para>
29                 </listitem>
30             </varlistentry>
31         </variablelist>
32     </refsection>
33     <refsection>
34         <title>説明</title>
35         <para>
36             この関数は,共に同じ要素数<literal>n</literal>の数値ベクトルである
37             2つの変数<literal>x</literal> および <literal>y</literal>の
38             回帰係数を計算します.
39             <literal>coefs=[a b]</literal>  は,
40             <literal>Y=a+bX</literal>が
41             データの最小二乗推定近似の方程式となるような
42             1x2行列です.
43         </para>
44     </refsection>
45     <refsection>
46         <title>参考文献</title>
47         <para>
48             Wonacott, T.H. &amp; Wonacott, R.J.; Introductory Statistics, J.Wiley &amp; Sons, 1990.
49         </para>
50     </refsection>
51     <refsection>
52         <title>例</title>
53         <programlisting role="example"><![CDATA[ 
54 x=[0.5608486 0.6623569 0.7263507 0.1985144 0.5442573 0.2320748 0.2312237]
55 y=[0.3616361 0.2922267 0.5664249 0.4826472 0.3321719 0.5935095 0.5015342]
56 coefs=regress(x,y)
57  ]]></programlisting>
58     </refsection>
59     <refsection role="see also">
60         <title>参照</title>
61         <simplelist type="inline">
62             <member>
63                 <link linkend="covar">covar</link>
64             </member>
65         </simplelist>
66     </refsection>
67 </refentry>