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📄 第七章 相关分析.htm

📁 本文介绍了相关性分析如何在WEKA中实现
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style="FONT-SIZE: 14pt; FONT-FAMILY: 黑体; mso-bidi-font-size: 10.0pt">7.1.1</SPAN></A><SPAN 
lang=EN-US style="FONT-SIZE: 14pt; FONT-FAMILY: 黑体; mso-bidi-font-size: 10.0pt"> 
主要功能<o:p></o:p></SPAN></P>
<P class=MsoNormal 
style="TEXT-JUSTIFY: inter-ideograph; VERTICAL-ALIGN: bottom; TEXT-ALIGN: justify; mso-pagination: widow-orphan"><SPAN 
lang=EN-US><SPAN style="mso-tab-count: 1">&nbsp;&nbsp;&nbsp; 
</SPAN>调用此过程可对变量进行相关关系的分析，计算有关的统计指标，以判断变量之间相互关系的密切程度。调用该过程命令时允许同时输入两变量或两个以上变量，但系统输出的是变量间两两相关的相关系数。</SPAN></P>
<P class=MsoNormal 
style="TEXT-JUSTIFY: inter-ideograph; VERTICAL-ALIGN: bottom; TEXT-ALIGN: justify; mso-pagination: widow-orphan"><SPAN 
lang=EN-US><![if !supportEmptyParas]><![endif]>&nbsp;<o:p></o:p></SPAN></P>
<P class=MsoNormal 
style="VERTICAL-ALIGN: bottom; TEXT-ALIGN: right; mso-pagination: widow-orphan" 
align=right><SPAN lang=EN-US><A title=返回本章目录 
href="http://www.fjmu.edu.cn/news/spss/doc3/sp07.htm#j0"><B><SPAN 
style="FONT-SIZE: 14pt; FONT-FAMILY: 方正姚体; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: 宋体">返回目录</SPAN></B><SPAN 
style="TEXT-DECORATION: none; text-underline: none"><!--[if gte vml 1]><v:shapetype 
id=_x0000_t75 coordsize = "21600,21600" o:preferrelative = "t" o:spt = "75" 
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joinstyle = "miter"></v:stroke><v:formulas><v:f eqn = 
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"./SP07.files/image001.wmz"></v:imagedata></v:shape><![endif]--><![if !vml]><img border="0" width="73" height="54" src="SP07.files/image002.gif" v:shapes="_x0000_i1025"><![endif]></SPAN></A></SPAN><SPAN 
lang=EN-US 
style="FONT-SIZE: 16pt; mso-bidi-font-size: 10.0pt; mso-fareast-font-family: 黑体"><SPAN 
style="mso-spacerun: yes">&nbsp; </SPAN></SPAN><SPAN lang=EN-US><A title=返回全书目录 
href="http://www.fjmu.edu.cn/news/spss/doc3/index.htm"><SPAN 
style="TEXT-DECORATION: none; text-underline: none"><!--[if gte vml 1]><v:shape 
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"./SP07.files/image003.wmz"></v:imagedata></v:shape><![endif]--><![if !vml]><img border="0" width="77" height="54" src="SP07.files/image004.gif" v:shapes="_x0000_i1026"><![endif]></SPAN><B><SPAN 
style="FONT-SIZE: 14pt; FONT-FAMILY: 方正姚体; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: 宋体">返回全书目录</SPAN></B></A></SPAN></P>
<P class=MsoNormal 
style="VERTICAL-ALIGN: bottom; mso-pagination: widow-orphan"><SPAN lang=EN-US 
style="FONT-SIZE: 14pt; FONT-FAMILY: 黑体; mso-bidi-font-size: 10.0pt"><![if !supportEmptyParas]><![endif]>&nbsp;<o:p></o:p></SPAN></P>
<P class=MsoNormal 
style="VERTICAL-ALIGN: bottom; mso-pagination: widow-orphan"><A name=j1_2><SPAN 
lang=EN-US 
style="FONT-SIZE: 14pt; FONT-FAMILY: 黑体; mso-bidi-font-size: 10.0pt">7.1.2</SPAN></A><SPAN 
lang=EN-US style="FONT-SIZE: 14pt; FONT-FAMILY: 黑体; mso-bidi-font-size: 10.0pt"> 
实例操作<o:p></o:p></SPAN></P>
<P class=MsoNormal 
style="TEXT-JUSTIFY: inter-ideograph; VERTICAL-ALIGN: bottom; TEXT-ALIGN: justify; mso-pagination: widow-orphan"><SPAN 
lang=EN-US style="FONT-SIZE: 9pt; mso-bidi-font-size: 10.0pt"><SPAN 
style="mso-tab-count: 1">&nbsp;&nbsp;&nbsp;&nbsp; </SPAN></SPAN><SPAN lang=EN-US 
style="FONT-FAMILY: 'Times New Roman'">[</SPAN>例<SPAN lang=EN-US>7-1</SPAN><SPAN 
lang=EN-US style="FONT-FAMILY: 'Times New Roman'">]</SPAN><SPAN 
style="mso-ascii-font-family: 'Times New Roman'">某地区</SPAN><SPAN 
lang=EN-US>10名健康儿童头发和全血中的硒含量（1000ppm）如下，试作发硒与血硒的相关分析。</SPAN></P>
<P class=MsoNormal 
style="TEXT-JUSTIFY: inter-ideograph; VERTICAL-ALIGN: bottom; TEXT-ALIGN: justify; mso-pagination: widow-orphan"><SPAN 
lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><![if !supportEmptyParas]><![endif]>&nbsp;<o:p></o:p></SPAN></P>
<DIV align=center>
<CENTER>
<TABLE style="mso-padding-alt: 0cm 5.4pt 0cm 5.4pt; mso-cellspacing: 2.0pt" 
cellSpacing=3 cellPadding=0 border=1>
  <TBODY>
  <TR>
    <TD 
    style="PADDING-RIGHT: 5.4pt; PADDING-LEFT: 5.4pt; BACKGROUND: #ffcc99; PADDING-BOTTOM: 0cm; WIDTH: 57.1pt; PADDING-TOP: 0cm; mso-shading: windowtext; mso-pattern: solid #FFCC99" 
    vAlign=top width=76>
      <P class=MsoNormal 
      style="VERTICAL-ALIGN: bottom; TEXT-ALIGN: center; mso-pagination: widow-orphan" 
      align=center>编号<SPAN lang=EN-US 
      style="FONT-FAMILY: 'Times New Roman'"><o:p></o:p></SPAN></P></TD>
    <TD 
    style="PADDING-RIGHT: 5.4pt; PADDING-LEFT: 5.4pt; BACKGROUND: #ffcc99; PADDING-BOTTOM: 0cm; WIDTH: 78.55pt; PADDING-TOP: 0cm; mso-shading: windowtext; mso-pattern: solid #FFCC99" 
    vAlign=top width=105>
      <P class=MsoNormal 
      style="VERTICAL-ALIGN: bottom; TEXT-ALIGN: center; mso-pagination: widow-orphan" 
      align=center>发硒<SPAN lang=EN-US 
      style="FONT-FAMILY: 'Times New Roman'"><o:p></o:p></SPAN></P></TD>
    <TD 
    style="PADDING-RIGHT: 5.4pt; PADDING-LEFT: 5.4pt; BACKGROUND: #ffcc99; PADDING-BOTTOM: 0cm; WIDTH: 75pt; PADDING-TOP: 0cm; mso-shading: windowtext; mso-pattern: solid #FFCC99" 
    vAlign=top width=100>
      <P class=MsoNormal 
      style="VERTICAL-ALIGN: bottom; TEXT-ALIGN: center; mso-pagination: widow-orphan" 
      align=center>血硒<SPAN lang=EN-US 
      style="FONT-FAMILY: 'Times New Roman'"><o:p></o:p></SPAN></P></TD></TR>
  <TR>
    <TD 
    style="PADDING-RIGHT: 5.4pt; PADDING-LEFT: 5.4pt; BACKGROUND: #ccffcc; PADDING-BOTTOM: 0cm; WIDTH: 57.1pt; PADDING-TOP: 0cm; mso-shading: windowtext; mso-pattern: solid #CCFFCC" 
    vAlign=top width=76>
      <P class=MsoNormal 
      style="VERTICAL-ALIGN: bottom; TEXT-ALIGN: center; mso-pagination: widow-orphan" 
      align=center><SPAN lang=EN-US>1</SPAN></P>
      <P class=MsoNormal 
      style="VERTICAL-ALIGN: bottom; TEXT-ALIGN: center; mso-pagination: widow-orphan" 
      align=center><SPAN lang=EN-US>2</SPAN></P>
      <P class=MsoNormal 
      style="VERTICAL-ALIGN: bottom; TEXT-ALIGN: center; mso-pagination: widow-orphan" 
      align=center><SPAN lang=EN-US>3</SPAN></P>
      <P class=MsoNormal 
      style="VERTICAL-ALIGN: bottom; TEXT-ALIGN: center; mso-pagination: widow-orphan" 
      align=center><SPAN lang=EN-US>4</SPAN></P>
      <P class=MsoNormal 
      style="VERTICAL-ALIGN: bottom; TEXT-ALIGN: center; mso-pagination: widow-orphan" 
      align=center><SPAN lang=EN-US>5</SPAN></P>
      <P class=MsoNormal 
      style="VERTICAL-ALIGN: bottom; TEXT-ALIGN: center; mso-pagination: widow-orphan" 
      align=center><SPAN lang=EN-US>6</SPAN></P>
      <P class=MsoNormal 
      style="VERTICAL-ALIGN: bottom; TEXT-ALIGN: center; mso-pagination: widow-orphan" 
      align=center><SPAN lang=EN-US>7</SPAN></P>
      <P class=MsoNormal 
      style="VERTICAL-ALIGN: bottom; TEXT-ALIGN: center; mso-pagination: widow-orphan" 
      align=center><SPAN lang=EN-US>8</SPAN></P>
      <P class=MsoNormal 
      style="VERTICAL-ALIGN: bottom; TEXT-ALIGN: center; mso-pagination: widow-orphan" 
      align=center><SPAN lang=EN-US>9</SPAN></P>
      <P class=MsoNormal style="VERTICAL-ALIGN: bottom; TEXT-ALIGN: center" 
      align=center><SPAN lang=EN-US>10</SPAN></P></TD>
    <TD 
    style="PADDING-RIGHT: 5.4pt; PADDING-LEFT: 5.4pt; BACKGROUND: #ccffcc; PADDING-BOTTOM: 0cm; WIDTH: 78.55pt; PADDING-TOP: 0cm; mso-shading: windowtext; mso-pattern: solid #CCFFCC" 
    vAlign=top width=105>
      <P class=MsoNormal 
      style="VERTICAL-ALIGN: bottom; TEXT-ALIGN: center; mso-pagination: widow-orphan" 
      align=center><SPAN lang=EN-US>74</SPAN></P>
      <P class=MsoNormal 
      style="VERTICAL-ALIGN: bottom; TEXT-ALIGN: center; mso-pagination: widow-orphan" 
      align=center><SPAN lang=EN-US>66</SPAN></P>
      <P class=MsoNormal 
      style="VERTICAL-ALIGN: bottom; TEXT-ALIGN: center; mso-pagination: widow-orphan" 
      align=center><SPAN lang=EN-US>88</SPAN></P>
      <P class=MsoNormal 
      style="VERTICAL-ALIGN: bottom; TEXT-ALIGN: center; mso-pagination: widow-orphan" 
      align=center><SPAN lang=EN-US>69</SPAN></P>
      <P class=MsoNormal 
      style="VERTICAL-ALIGN: bottom; TEXT-ALIGN: center; mso-pagination: widow-orphan" 
      align=center><SPAN lang=EN-US>91</SPAN></P>
      <P class=MsoNormal 
      style="VERTICAL-ALIGN: bottom; TEXT-ALIGN: center; mso-pagination: widow-orphan" 
      align=center><SPAN lang=EN-US>73</SPAN></P>
      <P class=MsoNormal 
      style="VERTICAL-ALIGN: bottom; TEXT-ALIGN: center; mso-pagination: widow-orphan" 
      align=center><SPAN lang=EN-US>66</SPAN></P>
      <P class=MsoNormal 
      style="VERTICAL-ALIGN: bottom; TEXT-ALIGN: center; mso-pagination: widow-orphan" 
      align=center><SPAN lang=EN-US>96</SPAN></P>
      <P class=MsoNormal 
      style="VERTICAL-ALIGN: bottom; TEXT-ALIGN: center; mso-pagination: widow-orphan" 
      align=center><SPAN lang=EN-US>58</SPAN></P>
      <P class=MsoNormal style="VERTICAL-ALIGN: bottom; TEXT-ALIGN: center" 
      align=center><SPAN lang=EN-US>73</SPAN></P></TD>
    <TD 
    style="PADDING-RIGHT: 5.4pt; PADDING-LEFT: 5.4pt; BACKGROUND: #ccffcc; PADDING-BOTTOM: 0cm; WIDTH: 75pt; PADDING-TOP: 0cm; mso-shading: windowtext; mso-pattern: solid #CCFFCC" 
    vAlign=top width=100>
      <P class=MsoNormal 
      style="VERTICAL-ALIGN: bottom; TEXT-ALIGN: center; mso-pagination: widow-orphan" 
      align=center><SPAN lang=EN-US>13</SPAN></P>
      <P class=MsoNormal 
      style="VERTICAL-ALIGN: bottom; TEXT-ALIGN: center; mso-pagination: widow-orphan" 
      align=center><SPAN lang=EN-US>10</SPAN></P>
      <P class=MsoNormal 
      style="VERTICAL-ALIGN: bottom; TEXT-ALIGN: center; mso-pagination: widow-orphan" 
      align=center><SPAN lang=EN-US>13</SPAN></P>
      <P class=MsoNormal 
      style="VERTICAL-ALIGN: bottom; TEXT-ALIGN: center; mso-pagination: widow-orphan" 
      align=center><SPAN lang=EN-US>11</SPAN></P>
      <P class=MsoNormal 
      style="VERTICAL-ALIGN: bottom; TEXT-ALIGN: center; mso-pagination: widow-orphan" 
      align=center><SPAN lang=EN-US>16</SPAN></P>
      <P class=MsoNormal 
      style="VERTICAL-ALIGN: bottom; TEXT-ALIGN: center; mso-pagination: widow-orphan" 
      align=center><SPAN lang=EN-US>9</SPAN></P>
      <P class=MsoNormal 
      style="VERTICAL-ALIGN: bottom; TEXT-ALIGN: center; mso-pagination: widow-orphan" 
      align=center><SPAN lang=EN-US>7</SPAN></P>
      <P class=MsoNormal 
      style="VERTICAL-ALIGN: bottom; TEXT-ALIGN: center; mso-pagination: widow-orphan" 
      align=center><SPAN lang=EN-US>14</SPAN></P>
      <P class=MsoNormal 
      style="VERTICAL-ALIGN: bottom; TEXT-ALIGN: center; mso-pagination: widow-orphan" 
      align=center><SPAN lang=EN-US>5</SPAN></P>
      <P class=MsoNormal style="VERTICAL-ALIGN: bottom; TEXT-ALIGN: center" 
      align=center><SPAN 
lang=EN-US>10</SPAN></P></TD></TR></TBODY></TABLE></CENTER></DIV>
<P class=MsoNormal 
style="TEXT-JUSTIFY: inter-ideograph; VERTICAL-ALIGN: bottom; TEXT-ALIGN: justify; mso-pagination: widow-orphan"><SPAN 
lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><![if !supportEmptyParas]><![endif]>&nbsp;<o:p></o:p></SPAN></P>
<P class=MsoNormal 
style="VERTICAL-ALIGN: bottom; mso-pagination: widow-orphan"><SPAN lang=EN-US 
style="FONT-FAMILY: 黑体">7.1.2.1<SPAN style="mso-spacerun: yes">&nbsp; 
</SPAN>数据准备<o:p></o:p></SPAN></P>
<P class=MsoNormal 
style="TEXT-JUSTIFY: inter-ideograph; VERTICAL-ALIGN: bottom; TEXT-ALIGN: justify; mso-pagination: widow-orphan"><SPAN
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