成考院校在线答案
- 2024-03-05 [单选] <p class="MsoNormal" style="line-height:150%">20、<span style="font-size:12.0pt; line-height:150%;font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman";mso-font-kerning:0pt">二次型</span><span lang="EN-US" style="font-size:12.0pt;line-height:150%"><span style="position: relative;top:6.0pt;mso-text-raise:-6.0pt"> <!--[if gte vml 1]><v:shape id="_x0000_i1322" type="#_x0000_t75" style='width:253.8pt;height:21pt' o:ole=""> <v:imagedata src="xxds05.files/image388.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="338" height="28" v:shapes="_x0000_i1322" src="http://wljy.whut.edu.cn/uploadfiles/word/xxds05.files/image389.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1322" DrawAspect="Content" ObjectID="_1604819133"> </o:OLEObject> </xml><![endif]--></span><span style="font-size:12.0pt;line-height:150%; font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">是（</span><span style="font-size:12.0pt;line-height:150%"> </span><span style="font-size:12.0pt;line-height:150%;font-family:Microsoft Yahei;mso-ascii-font-family: "Times New Roman";mso-hansi-font-family:"Times New Roman"">）</span><span lang="EN-US" style="font-size:12.0pt;line-height:150%;mso-font-kerning:0pt"> <o:p></o:p></span></p>
- 2024-03-05 [单选] <p class="MsoNormal" style="line-height:150%">27、<span style="font-size:12.0pt; line-height:150%;font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">设</span><span lang="EN-US" style="font-size:12.0pt;line-height:150%;position:relative;top:6.0pt; mso-text-raise:-6.0pt"> <!--[if gte vml 1]><v:shape id="_x0000_i1212" type="#_x0000_t75" style='width:56.4pt;height:19.8pt'> <v:imagedata src="xxdsb10.files/image287.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="75" height="26" v:shapes="_x0000_i1212" src="http://wljy.whut.edu.cn/uploadfiles/word/xxdsb10.files/image288.png"> <!--[endif]--></span><span style="font-size:12.0pt;line-height:150%;font-family:Microsoft Yahei;mso-ascii-font-family: "Times New Roman";mso-hansi-font-family:"Times New Roman"">是从正态总体</span><span lang="EN-US" style="font-size:12.0pt;line-height:150%;position:relative; top:5.0pt;mso-text-raise:-5.0pt"> <!--[if gte vml 1]><v:shape id="_x0000_i1213" type="#_x0000_t75" style='width:45pt;height:16.8pt'> <v:imagedata src="xxdsb10.files/image289.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="60" height="22" v:shapes="_x0000_i1213" src="http://wljy.whut.edu.cn/uploadfiles/word/xxdsb10.files/image290.png"> <!--[endif]--></span><span style="font-size:12.0pt;line-height:150%;font-family:Microsoft Yahei;mso-ascii-font-family: "Times New Roman";mso-hansi-font-family:"Times New Roman"">中抽取的一个样本，记</span><span lang="EN-US" style="font-size:12.0pt;line-height:150%;position:relative; top:14.0pt;mso-text-raise:-14.0pt"> <!--[if gte vml 1]><v:shape id="_x0000_i1214" type="#_x0000_t75" style='width:58.2pt;height:31.8pt'> <v:imagedata src="xxdsb10.files/image303.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="78" height="42" v:shapes="_x0000_i1214" src="http://wljy.whut.edu.cn/uploadfiles/word/xxdsb10.files/image304.png"> <!--[endif]--></span><span lang="EN-US" style="font-size:12.0pt;line-height:150%"> <o:p></o:p></span></p> <p class="MsoNormal"><span lang="EN-US" style="font-size:12.0pt"><span style="mso-tab-count:1"> </span><span style="mso-spacerun:yes"> </span></span><span style="font-size:12.0pt; font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">则</span><span lang="EN-US" style="font-size:12.0pt; position:relative;top:3.0pt;mso-text-raise:-3.0pt"> <!--[if gte vml 1]><v:shape id="_x0000_i1215" type="#_x0000_t75" style='width:9pt;height:13.2pt'> <v:imagedata src="xxdsb10.files/image305.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="12" height="18" v:shapes="_x0000_i1215" src="http://wljy.whut.edu.cn/uploadfiles/word/xxdsb10.files/image306.png"> <!--[endif]--></span><span style="font-size:12.0pt;font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">服从（</span><span style="font-size: 12.0pt"> </span><span style="font-size:12.0pt;font-family:Microsoft Yahei;mso-ascii-font-family: "Times New Roman";mso-hansi-font-family:"Times New Roman"">）分布</span><span lang="EN-US" style="mso-bidi-font-size:10.5pt"> <o:p></o:p></span></p>
- 2024-03-05 [单选] <p class="MsoNormal" style="line-height:20.0pt;mso-line-height-rule:exactly">17、<span lang="EN-US" style="font-size:12.0pt;mso-font-kerning:0pt"> <!--[if gte vml 1]><v:shape id="图片_x0020_47" o:spid="_x0000_i1069" type="#_x0000_t75" style='width:123.6pt; height:24pt;mso-position-horizontal-relative:page; mso-position-vertical-relative:page'> <v:imagedata src="xxds01.files/image045.png" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="165" height="32" v:shapes="图片_x0020_47" src="http://wljy.whut.edu.cn/uploadfiles/word/xxds01.files/image045.png"> <!--[endif]--></span><span lang="EN-US" style="mso-bidi-font-size:10.5pt"> <o:p></o:p></span></p>
- 2024-03-05 [单选] <p class="MsoNormal">30、<span lang="EN-US"> <!--[if gte vml 1]><v:shape id="图片_x0020_39" o:spid="_x0000_i1064" type="#_x0000_t75" style='width:94.8pt;height:21.6pt; mso-position-horizontal-relative:page;mso-position-vertical-relative:page'> <v:imagedata src="xxds02.files/image046.png" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="126" height="29" v:shapes="图片_x0020_39" src="http://wljy.whut.edu.cn/uploadfiles/word/xxds02.files/image046.png"> <!--[endif]--></span></p>
- 2024-03-05 [单选] <p class="MsoNormal">4、<span lang="EN-US"> <!--[if gte vml 1]><v:shape id="图片_x0020_122" o:spid="_x0000_i1144" type="#_x0000_t75" style='width:276.6pt;height:104.4pt; mso-position-horizontal-relative:page;mso-position-vertical-relative:page'> <v:imagedata src="xxds01.files/image120.png" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="369" height="139" v:shapes="图片_x0020_122" src="http://wljy.whut.edu.cn/uploadfiles/word/xxds01.files/image120.png"> <!--[endif]--></span></p>
- 2024-03-05 [单选] <p class="MsoNormal">8、<span style="font-size:12.0pt;font-family:Microsoft Yahei;mso-ascii-font-family: "Times New Roman";mso-hansi-font-family:"Times New Roman"">设一个盒子中有</span><span lang="EN-US" style="font-size:12.0pt">5</span><span style="font-size:12.0pt; font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">件产品，其中</span><span lang="EN-US" style="font-size:12.0pt">3</span><span style="font-size:12.0pt;font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">件是正品，</span><span lang="EN-US" style="font-size:12.0pt">2</span><span style="font-size:12.0pt;font-family: 宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">件是次品，从盒中任取两件，试求取出的两件产品至少有一件次品的概率为（</span><span style="font-size:12.0pt"> </span><span style="font-size:12.0pt;font-family: 宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">）</span><span lang="EN-US" style="mso-bidi-font-size:10.5pt"><span style="color:white"> <o:p></o:p></span></span></p>
- 2024-03-05 [单选] <p class="MsoNormal" align="left" style="text-align:left;mso-pagination:widow-orphan; vertical-align:middle">34、<span lang="EN-US"> <!--[if gte vml 1]><v:shape id="图片_x0020_13" o:spid="_x0000_i1037" type="#_x0000_t75" style='width:417.6pt;height:88.8pt; mso-position-horizontal-relative:page;mso-position-vertical-relative:page'> <v:imagedata src="xxds01.files/image013.png" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="557" height="118" v:shapes="图片_x0020_13" src="http://wljy.whut.edu.cn/uploadfiles/word/xxds01.files/image013.png"> <!--[endif]--></span><span lang="EN-US" style="mso-bidi-font-size:10.5pt"> <o:p></o:p></span></p>
- 2024-03-05 [单选] <p class="MsoNormal">36、<span style="font-size:12.0pt;font-family:Microsoft Yahei;mso-ascii-font-family: "Times New Roman";mso-hansi-font-family:"Times New Roman"">设</span><span lang="EN-US" style="font-size:12.0pt"><span style="position:relative; top:5.0pt;mso-text-raise:-5.0pt"> <!--[if gte vml 1]><v:shape id="_x0000_i1032" type="#_x0000_t75" style='width:67.8pt;height:18.6pt' o:ole=""> <v:imagedata src="xxdsb08.files/image015.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="90" height="25" v:shapes="_x0000_i1032" src="http://wljy.whut.edu.cn/uploadfiles/word/xxdsb08.files/image016.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1032" DrawAspect="Content" ObjectID="_1604818987"> </o:OLEObject> </xml><![endif]--></span><span style="font-size:12.0pt;font-family:Microsoft Yahei; mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">，则</span><span lang="EN-US" style="font-size:12.0pt"><span style="position:relative; top:5.0pt;mso-text-raise:-5.0pt"> <!--[if gte vml 1]><v:shape id="_x0000_i1033" type="#_x0000_t75" style='width:65.4pt;height:15.6pt' o:ole=""> <v:imagedata src="xxdsb08.files/image017.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="87" height="21" v:shapes="_x0000_i1033" src="http://wljy.whut.edu.cn/uploadfiles/word/xxdsb08.files/image018.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1033" DrawAspect="Content" ObjectID="_1604818988"> </o:OLEObject> </xml><![endif]--></span><span style="font-size:12.0pt;font-family:Microsoft Yahei; mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">（</span><span style="font-size:12.0pt"> </span><span style="font-size:12.0pt;font-family: 宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">）</span><span lang="EN-US" style="mso-bidi-font-size:10.5pt"> <o:p></o:p></span></p>
- 2024-03-05 [单选] <p class="MsoNormal">13、<span lang="EN-US"> <!--[if gte vml 1]><v:shape id="图片_x0020_143" o:spid="_x0000_i1167" type="#_x0000_t75" style='width:408.6pt;height:97.8pt; mso-position-horizontal-relative:page;mso-position-vertical-relative:page'> <v:imagedata src="xxds02.files/image149.png" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="545" height="130" v:shapes="图片_x0020_143" src="http://wljy.whut.edu.cn/uploadfiles/word/xxds02.files/image149.png"> <!--[endif]--></span></p>
- 2024-03-05 [单选] <p class="MsoNormal" style="margin-left:30.0pt;text-indent:-30.0pt;mso-char-indent-count: -2.5;line-height:150%">27、<span style="font-size:12.0pt;line-height:150%; font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">下列说明正确的是（</span><span style="font-size:12.0pt;line-height: 150%"> </span><span style="font-size:12.0pt;line-height:150%;font-family: 宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">）</span><span lang="EN-US" style="font-size:12.0pt;line-height:150%"> <o:p></o:p></span></p>