[求助]这道建模题怎么建立模型,都要考虑什么变量
<p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center;"><b style="mso-bidi-font-weight: normal;"><span lang="EN-US" style="FONT-SIZE: 22pt; FONT-FAMILY: 黑体; mso-hansi-font-family: 宋体;">(A</span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-SIZE: 22pt; FONT-FAMILY: 黑体; mso-hansi-font-family: 宋体;">题<span lang="EN-US">)</span>班主任工作业绩的评价决策<span lang="EN-US"><p></p></span></span></b></p><p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center;"><b style="mso-bidi-font-weight: normal;"><span lang="EN-US" style="mso-bidi-font-size: 10.5pt;"><p><font face="Times New Roman"></font></p></span></b></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 28pt; LINE-HEIGHT: 150%; mso-char-indent-count: 2.0;"><span style="FONT-SIZE: 14pt; LINE-HEIGHT: 150%; FONT-FAMILY: 楷体_GB2312; mso-hansi-font-family: 宋体;">随着我国经济持续、稳定、健康的发展，人才需求呈现素质高、多元化的特点，给各类教育部门提出了新的课题。中学教育担负着培养我国未来人才的重任，而班主任工作在中学教育中起着重要作用。因此，科学、合理的评价班主任工作业绩，可以激发班主任的工作热情，实现班主任工作的科学化、系统化、制度化管理。从而全面提高教育质量，为未来人才的培养打下坚实基础。但是，如何建立合理的班主任工作评价体系是一项较为复杂、难以定量的工作。现收集了某中学毕业年级的高考相关信息【见附录<span lang="EN-US">excel</span>表格】，希望通过分析完成以下任务：<span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 18pt; TEXT-INDENT: 0cm; LINE-HEIGHT: 150%; mso-list: l0 level1 lfo1; tab-stops: list 27.0pt;"><span lang="EN-US" style="FONT-SIZE: 14pt; LINE-HEIGHT: 150%; FONT-FAMILY: 楷体_GB2312; mso-hansi-font-family: 宋体; mso-bidi-font-family: 楷体_GB2312;"><span style="mso-list: Ignore;">1.<span style="FONT: 7pt 'Times New Roman';">
</span></span></span><span style="FONT-SIZE: 14pt; LINE-HEIGHT: 150%; FONT-FAMILY: 楷体_GB2312; mso-hansi-font-family: 宋体;">对各科成绩做出分析，并给出比较；<span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 18pt; TEXT-INDENT: 0cm; LINE-HEIGHT: 150%; mso-list: l0 level1 lfo1; tab-stops: list 18.0pt;"><span lang="EN-US" style="FONT-SIZE: 14pt; LINE-HEIGHT: 150%; FONT-FAMILY: 楷体_GB2312; mso-hansi-font-family: 宋体; mso-bidi-font-family: 楷体_GB2312;"><span style="mso-list: Ignore;">2.<span style="FONT: 7pt 'Times New Roman';">
</span></span></span><span style="FONT-SIZE: 14pt; LINE-HEIGHT: 150%; FONT-FAMILY: 楷体_GB2312; mso-hansi-font-family: 宋体;">对各位班主任教师工作业绩给出评价标准，并说出理由；<span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 18pt; TEXT-INDENT: 0cm; LINE-HEIGHT: 150%; mso-list: l0 level1 lfo1; tab-stops: list 18.0pt;"><span lang="EN-US" style="FONT-SIZE: 14pt; LINE-HEIGHT: 150%; FONT-FAMILY: 楷体_GB2312; mso-hansi-font-family: 宋体; mso-bidi-font-family: 楷体_GB2312;"><span style="mso-list: Ignore;">3.<span style="FONT: 7pt 'Times New Roman';">
</span></span></span><span style="FONT-SIZE: 14pt; LINE-HEIGHT: 150%; FONT-FAMILY: 楷体_GB2312; mso-hansi-font-family: 宋体;">给出各位教师工作业绩的综合排名。<span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 150%;"><span lang="EN-US" style="FONT-SIZE: 14pt; LINE-HEIGHT: 150%;"><p><font face="Times New Roman">
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</font></p></span></p><p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center;"><b style="mso-bidi-font-weight: normal;"><span lang="EN-US" style="FONT-SIZE: 22pt; FONT-FAMILY: 黑体; mso-hansi-font-family: 宋体;">(B</span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-SIZE: 22pt; FONT-FAMILY: 黑体; mso-hansi-font-family: 宋体;">题<span lang="EN-US">)</span></span></b><span lang="EN-US" style="FONT-SIZE: 22pt; FONT-FAMILY: 黑体; mso-hansi-font-family: 宋体;">Crop Circles</span><span style="FONT-SIZE: 22pt; FONT-FAMILY: 黑体; mso-hansi-font-family: 宋体;">问题</span><span lang="EN-US" style="FONT-FAMILY: 黑体; mso-hansi-font-family: 宋体;"><p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US"><p><font face="Times New Roman">
</font></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 28pt; LINE-HEIGHT: 25pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly;"><span style="FONT-SIZE: 14pt; FONT-FAMILY: 楷体_GB2312; mso-hansi-font-family: 宋体;">埃塞和哈姆他们的玉米地是长方形。每年在丰收之前，他们的玉米地都会很奇怪地遭到毁坏。所有破坏的地方都为相同半径的圆。哈姆发现，如果在玉米地上建立一个适当的直角坐标系的话，那些圆心的坐标将都为整数，如图所示。万幸的是，埃塞和哈姆有玉米保险，但必须把损坏的面积统计出来。<span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 25pt; mso-line-height-rule: exactly;"><span style="FONT-SIZE: 14pt; FONT-FAMILY: 楷体_GB2312; mso-hansi-font-family: 宋体;">如图：<span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US"><shapetype id="_x0000_t75" stroked="f" filled="f" path="m@4@5l@4@11@9@11@9@5xe" opreferrelative="t" ospt="75" coordsize="21600,21600"><stroke joinstyle="miter"></stroke><formulas><f eqn="if lineDrawn pixelLineWidth 0"></f><f eqn="sum @0 1 0"></f><f eqn="sum 0 0 @1"></f><f eqn="prod @2 1 2"></f><f eqn="prod @3 21600 pixelWidth"></f><f eqn="prod @3 21600 pixelHeight"></f><f eqn="sum @0 0 1"></f><f eqn="prod @6 1 2"></f><f eqn="prod @7 21600 pixelWidth"></f><f eqn="sum @8 21600 0"></f><f eqn="prod @7 21600 pixelHeight"></f><f eqn="sum @10 21600 0"></f></formulas><path oconnecttype="rect" gradientshapeok="t" oextrusionok="f"></path><lock aspectratio="t" vext="edit"></lock></shapetype><shape id="_x0000_i1025" type="#_x0000_t75" style="WIDTH: 162pt; HEIGHT: 108pt;"><imagedata otitle="" src="file:///C:\DOCUME~1\ADMINI~1\LOCALS~1\Temp\msohtml1\01\clip_image001.png"></imagedata></shape><span style="mso-spacerun: yes;"><font face="Times New Roman">
</font></span><shape id="_x0000_i1026" type="#_x0000_t75" style="WIDTH: 153pt; HEIGHT: 180pt;"><imagedata otitle="" src="file:///C:\DOCUME~1\ADMINI~1\LOCALS~1\Temp\msohtml1\01\clip_image003.png"></imagedata></shape></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US"><p><font face="Times New Roman">
</font></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 36pt; TEXT-INDENT: -36pt; LINE-HEIGHT: 25pt; mso-list: l1 level1 lfo2; tab-stops: list 36.0pt; mso-line-height-rule: exactly;"><span lang="EN-US" style="FONT-SIZE: 14pt; FONT-FAMILY: 楷体_GB2312; mso-bidi-font-family: 楷体_GB2312;"><span style="mso-list: Ignore;">（1）<span style="FONT: 7pt 'Times New Roman';">
</span></span></span><span style="FONT-SIZE: 14pt; FONT-FAMILY: 楷体_GB2312;">当半径为<chmetcnv wst="on" unitname="m" sourcevalue="1" hasspace="False" negative="False" numbertype="1" tcsc="0"><span lang="EN-US">1m</span></chmetcnv>的时候，编程计算出<span lang="EN-US">2</span>个圈时的损害面积，如图一；<span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 36pt; TEXT-INDENT: -36pt; LINE-HEIGHT: 25pt; mso-list: l1 level1 lfo2; tab-stops: list 36.0pt; mso-line-height-rule: exactly;"><span lang="EN-US" style="FONT-SIZE: 14pt; FONT-FAMILY: 楷体_GB2312; mso-bidi-font-family: 楷体_GB2312;"><span style="mso-list: Ignore;">（2）<span style="FONT: 7pt 'Times New Roman';">
</span></span></span><span style="FONT-SIZE: 14pt; FONT-FAMILY: 楷体_GB2312;">当半径为<span lang="EN-US">x</span>（<span lang="EN-US">0<x<=10</span>）<span lang="EN-US">m</span>的时候，编程计算出<span lang="EN-US">n(2<=n<=4)</span>个圈时的损害面积；<span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 36pt; LINE-HEIGHT: 25pt; mso-line-height-rule: exactly;"><span style="FONT-SIZE: 14pt; FONT-FAMILY: 楷体_GB2312;">输入格式如：<span lang="EN-US">5</span>，<span lang="EN-US">3</span>，即当半径为<chmetcnv wst="on" unitname="m" sourcevalue="5" hasspace="False" negative="False" numbertype="1" tcsc="0"><span lang="EN-US">5m</span></chmetcnv>，<span lang="EN-US">3</span>个圈。<span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 25pt; mso-line-height-rule: exactly;"><span style="FONT-SIZE: 14pt; FONT-FAMILY: 楷体_GB2312;">（<span lang="EN-US">3</span>）通过程序计算出如图二的损害面积，假定此时半径为<chmetcnv wst="on" unitname="m" sourcevalue="3" hasspace="False" negative="False" numbertype="1" tcsc="0"><span lang="EN-US">3m</span></chmetcnv>。<span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 150%; TEXT-ALIGN: center;"><span lang="EN-US"><p><font face="Times New Roman">
</font></p></span></p><br/> 班主任工作业绩的评价决策。。。。
我也在做。。。。
求助。。。。
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