成考院校在线答案
- 2022-09-12 [单选] <p class="MsoNormal" style="line-height:150%">35、<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">设矩阵</span><span lang="EN-US" style="font-size:12.0pt;line-height:150%"><span style="position: relative;top:39.0pt;mso-text-raise:-39.0pt"> <!--[if gte vml 1]><v:shape id="_x0000_i1054" type="#_x0000_t75" style='width:112.8pt;height:85.2pt' o:ole=""> <v:imagedata src="xxds04.files/image037.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="150" height="114" v:shapes="_x0000_i1054" src="http://wljy.whut.edu.cn/uploadfiles/word/xxds04.files/image038.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1054" DrawAspect="Content" ObjectID="_1604818832"> </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"">，假设</span><span lang="EN-US" style="font-size:12.0pt; line-height:150%">4</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"">维列向量组</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_i1055" type="#_x0000_t75" style='width:70.8pt;height:19.2pt' o:ole=""> <v:imagedata src="xxds04.files/image039.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="94" height="26" v:shapes="_x0000_i1055" src="http://wljy.whut.edu.cn/uploadfiles/word/xxds04.files/image040.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1055" DrawAspect="Content" ObjectID="_1604818833"> </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"">线性无关，则向量组</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_i1056" type="#_x0000_t75" style='width:106.8pt;height:19.2pt' o:ole=""> <v:imagedata src="xxds04.files/image041.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="142" height="26" v:shapes="_x0000_i1056" src="http://wljy.whut.edu.cn/uploadfiles/word/xxds04.files/image042.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1056" DrawAspect="Content" ObjectID="_1604818834"> </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"">的秩为（</span><span style="font-size:12.0pt;line-height:150%; color:red"> </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%;mso-font-kerning:0pt"> <o:p></o:p></span></p>
- 2022-09-12 [单选] <p class="MsoNormal" style="line-height:150%">17、<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"">每张奖券<span class="GramE">中尾奖的</span>概率为</span><span lang="EN-US" style="font-size:12.0pt;line-height:150%"><span style="position: relative;top:12.0pt;mso-text-raise:-12.0pt"> <!--[if gte vml 1]><v:shape id="_x0000_i1093" type="#_x0000_t75" style='width:15.6pt;height:30.6pt' o:ole=""> <v:imagedata src="xxdsb08.files/image125.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="21" height="41" v:shapes="_x0000_i1093" src="http://wljy.whut.edu.cn/uploadfiles/word/xxdsb08.files/image126.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1093" DrawAspect="Content" ObjectID="_1604819048"> </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"">，某人购买了</span><span lang="EN-US" style="font-size:12.0pt; line-height:150%">20</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"">张号码杂乱的奖券，则中尾奖</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"">的张数</span><span lang="EN-US" style="font-size:12.0pt"><span style="position:relative;top:2.0pt;mso-text-raise:-2.0pt"> <!--[if gte vml 1]><v:shape id="_x0000_i1094" type="#_x0000_t75" style='width:14.4pt;height:12.6pt' o:ole=""> <v:imagedata src="xxdsb08.files/image120.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="19" height="17" v:shapes="_x0000_i1094" src="http://wljy.whut.edu.cn/uploadfiles/word/xxdsb08.files/image002.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1094" DrawAspect="Content" ObjectID="_1604819049"> </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"">服从（</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"">）分布。</span><span lang="EN-US" style="mso-bidi-font-size:10.5pt"> <o:p></o:p></span></p>
- 2022-09-12 [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"">掷一枚骰子，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_i1162" type="#_x0000_t75" style='width:185.4pt;height:16.8pt' o:ole=""> <v:imagedata src="xxdsb06.files/image221.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="247" height="22" v:shapes="_x0000_i1162" src="http://wljy.whut.edu.cn/uploadfiles/word/xxdsb06.files/image222.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1162" DrawAspect="Content" ObjectID="_1604819026"> </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"">，则下列说法正确的是（</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>
- 2022-09-12 [单选] <p class="MsoNormal" style="line-height:150%">38、<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">下列说法错误的是（</span><span style="font-size:12.0pt;line-height:150%;mso-font-kerning:0pt"> </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";mso-font-kerning: 0pt">）</span><span lang="EN-US" style="font-size:12.0pt;line-height:150%; mso-font-kerning:0pt"> <o:p></o:p></span></p>
- 2022-09-12 [单选] <p class="MsoNormal">39、<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:2.0pt;mso-text-raise:-2.0pt"> <!--[if gte vml 1]><v:shape id="_x0000_i1188" type="#_x0000_t75" style='width:12pt;height:12.6pt' o:ole=""> <v:imagedata src="xxdsb06.files/image264.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="16" height="17" v:shapes="_x0000_i1188" src="http://wljy.whut.edu.cn/uploadfiles/word/xxdsb06.files/image265.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1188" DrawAspect="Content" ObjectID="_1604819053"> </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"">与</span><span lang="EN-US" style="font-size:12.0pt"><span style="position:relative; top:2.0pt;mso-text-raise:-2.0pt"> <!--[if gte vml 1]><v:shape id="_x0000_i1189" type="#_x0000_t75" style='width:12pt;height:12.6pt' o:ole=""> <v:imagedata src="xxdsb06.files/image266.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="16" height="17" v:shapes="_x0000_i1189" src="http://wljy.whut.edu.cn/uploadfiles/word/xxdsb06.files/image267.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1189" DrawAspect="Content" ObjectID="_1604819054"> </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"">为两个随机事件，且有</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_i1190" type="#_x0000_t75" style='width:66pt;height:15.6pt' o:ole=""> <v:imagedata src="xxdsb06.files/image270.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="88" height="21" v:shapes="_x0000_i1190" src="http://wljy.whut.edu.cn/uploadfiles/word/xxdsb06.files/image271.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1190" DrawAspect="Content" ObjectID="_1604819055"> </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"">，则下列结论中正确的是（</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>
- 2022-09-12 [单选] <p class="MsoNormal" style="line-height:150%">40、<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">设有</span><span lang="EN-US" style="font-size:12.0pt;line-height:150%"><span style="position: relative;top:2.0pt;mso-text-raise:-2.0pt"> <!--[if gte vml 1]><v:shape id="_x0000_i1198" type="#_x0000_t75" style='width:16.8pt;height:16.8pt' o:ole=""> <v:imagedata src="xxds03.files/image241.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="22" height="22" v:shapes="_x0000_i1198" src="http://wljy.whut.edu.cn/uploadfiles/word/xxds03.files/image242.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1198" DrawAspect="Content" ObjectID="_1604818924"> </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"">中两组基</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_i1199" type="#_x0000_t75" style='width:52.2pt;height:19.2pt' o:ole=""> <v:imagedata src="xxds03.files/image225.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="70" height="26" v:shapes="_x0000_i1199" src="http://wljy.whut.edu.cn/uploadfiles/word/xxds03.files/image226.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1199" DrawAspect="Content" ObjectID="_1604818925"> </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"">和</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_i1200" type="#_x0000_t75" style='width:52.2pt;height:19.2pt' o:ole=""> <v:imagedata src="xxds03.files/image243.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="70" height="26" v:shapes="_x0000_i1200" src="http://wljy.whut.edu.cn/uploadfiles/word/xxds03.files/image244.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1200" DrawAspect="Content" ObjectID="_1604818926"> </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"">，已知</span><span lang="EN-US" style="font-size:12.0pt; line-height:150%"><span style="position:relative;top:7.0pt;mso-text-raise: -7.0pt"> <!--[if gte vml 1]><v:shape id="_x0000_i1201" type="#_x0000_t75" style='width:154.8pt;height:21pt' o:ole=""> <v:imagedata src="xxds03.files/image245.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="206" height="28" v:shapes="_x0000_i1201" src="http://wljy.whut.edu.cn/uploadfiles/word/xxds03.files/image246.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1201" DrawAspect="Content" ObjectID="_1604818927"> </o:OLEObject> </xml><![endif]--></span><span lang="EN-US" style="font-size:12.0pt;line-height: 150%;mso-font-kerning:0pt"> <o:p></o:p></span></p> <p class="MsoNormal" style="line-height:150%"><span lang="EN-US" style="font-size:12.0pt;line-height:150%"><span style="position:relative; top:7.0pt;mso-text-raise:-7.0pt"> <!--[if gte vml 1]><v:shape id="_x0000_i1202" type="#_x0000_t75" style='width:52.8pt;height:21pt' o:ole=""> <v:imagedata src="xxds03.files/image247.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="70" height="28" v:shapes="_x0000_i1202" src="http://wljy.whut.edu.cn/uploadfiles/word/xxds03.files/image248.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1202" DrawAspect="Content" ObjectID="_1604818928"> </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"">；</span><span lang="EN-US" style="font-size:12.0pt; line-height:150%"><span style="position:relative;top:7.0pt;mso-text-raise: -7.0pt"> <!--[if gte vml 1]><v:shape id="_x0000_i1203" type="#_x0000_t75" style='width:202.8pt;height:21pt' o:ole=""> <v:imagedata src="xxds03.files/image249.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="270" height="28" v:shapes="_x0000_i1203" src="http://wljy.whut.edu.cn/uploadfiles/word/xxds03.files/image250.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1203" DrawAspect="Content" ObjectID="_1604818929"> </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"">，则从基</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_i1204" type="#_x0000_t75" style='width:52.2pt;height:19.2pt' o:ole=""> <v:imagedata src="xxds03.files/image225.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="70" height="26" v:shapes="_x0000_i1204" src="http://wljy.whut.edu.cn/uploadfiles/word/xxds03.files/image226.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1204" DrawAspect="Content" ObjectID="_1604818930"> </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"">到基</span><span lang="EN-US" style="font-size:12.0pt; line-height:150%"> <o:p></o:p></span></p> <p class="MsoNormal" style="line-height:150%"><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_i1205" type="#_x0000_t75" style='width:52.2pt;height:19.2pt' o:ole=""> <v:imagedata src="xxds03.files/image243.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="70" height="26" v:shapes="_x0000_i1205" src="http://wljy.whut.edu.cn/uploadfiles/word/xxds03.files/image244.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1205" DrawAspect="Content" ObjectID="_1604818931"> </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"">的过渡矩阵为（</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>
- 2022-09-12 [单选] <p class="MsoNormal" style="line-height:150%">1、<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">设</span><span lang="EN-US" style="font-size:12.0pt;line-height:150%"><span style="position: relative;top:2.0pt;mso-text-raise:-2.0pt"> <!--[if gte vml 1]><v:shape id="_x0000_i1203" type="#_x0000_t75" style='width:13.2pt;height:13.8pt' o:ole=""> <v:imagedata src="xxds05.files/image030.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="18" height="18" v:shapes="_x0000_i1203" src="http://wljy.whut.edu.cn/uploadfiles/word/xxds05.files/image189.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1203" DrawAspect="Content" ObjectID="_1604819013"> </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"">和</span><span lang="EN-US" style="font-size:12.0pt; line-height:150%"><span style="position:relative;top:2.0pt;mso-text-raise: -2.0pt"> <!--[if gte vml 1]><v:shape id="_x0000_i1204" type="#_x0000_t75" style='width:13.2pt;height:13.8pt' o:ole=""> <v:imagedata src="xxds05.files/image031.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="18" height="18" v:shapes="_x0000_i1204" src="http://wljy.whut.edu.cn/uploadfiles/word/xxds05.files/image190.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1204" DrawAspect="Content" ObjectID="_1604819014"> </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 lang="EN-US" style="font-size:12.0pt; line-height:150%"><span style="position:relative;top:3.0pt;mso-text-raise: -3.0pt"> <!--[if gte vml 1]><v:shape id="_x0000_i1205" type="#_x0000_t75" style='width:10.8pt;height:12pt' o:ole=""> <v:imagedata src="xxds05.files/image001.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="14" height="16" v:shapes="_x0000_i1205" src="http://wljy.whut.edu.cn/uploadfiles/word/xxds05.files/image188.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1205" DrawAspect="Content" ObjectID="_1604819015"> </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"">阶矩阵，则下列命题成立的是（</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>
- 2022-09-12 [单选] <p class="MsoNormal">2、<span style="font-size:12.0pt;font-family:Microsoft Yahei;mso-ascii-font-family: "Times New Roman";mso-hansi-font-family:"Times New Roman"">设随机变量</span><span lang="EN-US" style="font-size:12.0pt"><span style="position:relative; top:2.0pt;mso-text-raise:-2.0pt"> <!--[if gte vml 1]><v:shape id="_x0000_i1242" type="#_x0000_t75" style='width:14.4pt;height:12.6pt' o:ole=""> <v:imagedata src="xxdsb09.files/image278.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="19" height="17" v:shapes="_x0000_i1242" src="http://wljy.whut.edu.cn/uploadfiles/word/xxdsb09.files/image266.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1242" DrawAspect="Content" ObjectID="_1604819317"> </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"; position:relative;top:2.0pt;mso-text-raise:-2.0pt">的分布函数为</span><span lang="EN-US" style="font-size:12.0pt"><span style="position:relative; top:25.0pt;mso-text-raise:-25.0pt"> <!--[if gte vml 1]><v:shape id="_x0000_i1243" type="#_x0000_t75" style='width:99pt;height:56.4pt' o:ole=""> <v:imagedata src="xxdsb09.files/image334.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="132" height="75" v:shapes="_x0000_i1243" src="http://wljy.whut.edu.cn/uploadfiles/word/xxdsb09.files/image335.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1243" DrawAspect="Content" ObjectID="_1604819318"> </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_i1244" type="#_x0000_t75" style='width:36pt;height:15.6pt' o:ole=""> <v:imagedata src="xxdsb09.files/image336.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="48" height="21" v:shapes="_x0000_i1244" src="http://wljy.whut.edu.cn/uploadfiles/word/xxdsb09.files/image337.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1244" DrawAspect="Content" ObjectID="_1604819319"> </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>
- 2022-09-12 [单选] <p class="MsoNormal" style="line-height:20.0pt;mso-line-height-rule:exactly">11、<span lang="EN-US"> <!--[if gte vml 1]><v:shape id="图片_x0020_99" o:spid="_x0000_i1124" type="#_x0000_t75" style='width:432.6pt;height:22.2pt; mso-position-horizontal-relative:page;mso-position-vertical-relative:page'> <v:imagedata src="xxds02.files/image106.png" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="577" height="30" v:shapes="图片_x0020_99" src="http://wljy.whut.edu.cn/uploadfiles/word/xxds02.files/image106.png"> <!--[endif]--></span><span lang="EN-US" style="mso-bidi-font-size:10.5pt"> <o:p></o:p></span></p>
- 2022-09-12 [单选] <p class="MsoNormal" style="line-height:20.0pt;mso-line-height-rule:exactly">39、<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>