成考院校在线答案
- 2022-09-12 [单选] <p class="MsoNormal" style="line-height:150%">22、<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">以下结论中不正确的是（</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">10、<span style="font-size:12.0pt;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"><span style="position:relative;top:2.0pt;mso-text-raise:-2.0pt"> <!--[if gte vml 1]><v:shape id="_x0000_i1268" 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_i1268" src="http://wljy.whut.edu.cn/uploadfiles/word/xxds05.files/image246.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1268" DrawAspect="Content" ObjectID="_1604819078"> </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 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_i1269" 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_i1269" src="http://wljy.whut.edu.cn/uploadfiles/word/xxds05.files/image290.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1269" DrawAspect="Content" ObjectID="_1604819079"> </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"">为同阶方阵，</span><span lang="EN-US" style="font-size:12.0pt"><span style="position:relative; top:39.0pt;mso-text-raise:-39.0pt"> <!--[if gte vml 1]><v:shape id="_x0000_i1270" type="#_x0000_t75" style='width:49.2pt;height:85.2pt' o:ole=""> <v:imagedata src="xxds05.files/image291.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="66" height="114" v:shapes="_x0000_i1270" src="http://wljy.whut.edu.cn/uploadfiles/word/xxds05.files/image292.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1270" DrawAspect="Content" ObjectID="_1604819080"> </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"">且</span><span lang="EN-US" style="font-size:12.0pt"><span style="position:relative; top:3.0pt;mso-text-raise:-3.0pt"> <!--[if gte vml 1]><v:shape id="_x0000_i1271" type="#_x0000_t75" style='width:75pt;height:18pt' o:ole=""> <v:imagedata src="xxds05.files/image293.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="100" height="24" v:shapes="_x0000_i1271" src="http://wljy.whut.edu.cn/uploadfiles/word/xxds05.files/image294.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1271" DrawAspect="Content" ObjectID="_1604819082"> </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"">，当（</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"">）时，</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_i1272" type="#_x0000_t75" style='width:36pt;height:13.8pt' o:ole=""> <v:imagedata src="xxds05.files/image295.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="48" height="18" v:shapes="_x0000_i1272" src="http://wljy.whut.edu.cn/uploadfiles/word/xxds05.files/image296.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1272" DrawAspect="Content" ObjectID="_1604819083"> </o:OLEObject> </xml><![endif]--></span></p>
- 2022-09-12 [单选] <p class="MsoNormal" align="left" style="text-align:left;mso-pagination:widow-orphan; vertical-align:middle">24、<span lang="EN-US"> <!--[if gte vml 1]><v:shape id="图片_x0020_8" o:spid="_x0000_i1032" type="#_x0000_t75" style='width:157.8pt;height:85.8pt; mso-position-horizontal-relative:page;mso-position-vertical-relative:page'> <v:imagedata src="xxds01.files/image008.png" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="210" height="114" v:shapes="图片_x0020_8" src="http://wljy.whut.edu.cn/uploadfiles/word/xxds01.files/image008.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">21、<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:5.0pt;mso-text-raise:-5.0pt"> <!--[if gte vml 1]><v:shape id="_x0000_i1067" type="#_x0000_t75" style='width:67.8pt;height:15.6pt' o:ole=""> <v:imagedata src="xxdsb08.files/image083.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="90" height="21" v:shapes="_x0000_i1067" src="http://wljy.whut.edu.cn/uploadfiles/word/xxdsb08.files/image084.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1067" DrawAspect="Content" ObjectID="_1604819022"> </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_i1068" type="#_x0000_t75" style='width:57.6pt;height:15.6pt' o:ole=""> <v:imagedata src="xxdsb08.files/image085.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="77" height="21" v:shapes="_x0000_i1068" src="http://wljy.whut.edu.cn/uploadfiles/word/xxdsb08.files/image086.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1068" DrawAspect="Content" ObjectID="_1604819023"> </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:150%">30、<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:3.0pt;mso-text-raise:-3.0pt"> <!--[if gte vml 1]><v:shape id="_x0000_i1044" type="#_x0000_t75" style='width:40.2pt;height:15pt' o:ole=""> <v:imagedata src="xxds04.files/image023.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="54" height="20" v:shapes="_x0000_i1044" src="http://wljy.whut.edu.cn/uploadfiles/word/xxds04.files/image024.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1044" DrawAspect="Content" ObjectID="_1604818822"> </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"">是一非齐次线性方程组，</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_i1045" type="#_x0000_t75" style='width:31.2pt;height:19.2pt' o:ole=""> <v:imagedata src="xxds04.files/image025.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="42" height="26" v:shapes="_x0000_i1045" src="http://wljy.whut.edu.cn/uploadfiles/word/xxds04.files/image026.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1045" DrawAspect="Content" ObjectID="_1604818823"> </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"">是其任意</span><span lang="EN-US" style="font-size:12.0pt; line-height:150%">2</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"">个解，则下列结论错误的是（</span><span style="font-size:12.0pt; line-height:150%;color:red"> </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" style="line-height:20.0pt;mso-line-height-rule:exactly">20、<span lang="EN-US"> <!--[if gte vml 1]><v:shape id="图片_x0020_196" o:spid="_x0000_i1218" type="#_x0000_t75" style='width:190.8pt;height:20.4pt; mso-position-horizontal-relative:page;mso-position-vertical-relative:page'> <v:imagedata src="xxds01.files/image195.png" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="254" height="27" v:shapes="图片_x0020_196" src="http://wljy.whut.edu.cn/uploadfiles/word/xxds01.files/image195.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">25、<span lang="EN-US"> <!--[if gte vml 1]><v:shape id="图片_x0020_193" o:spid="_x0000_i1217" type="#_x0000_t75" style='width:324pt;height:20.4pt; mso-position-horizontal-relative:page;mso-position-vertical-relative:page'> <v:imagedata src="xxds02.files/image199.png" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="432" height="27" v:shapes="图片_x0020_193" src="http://wljy.whut.edu.cn/uploadfiles/word/xxds02.files/image199.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">27、<span style="font-size:12.0pt;font-family:Microsoft Yahei;mso-ascii-font-family: "Times New Roman";mso-hansi-font-family:"Times New Roman"">设二维随机变量</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_i1049" type="#_x0000_t75" style='width:34.2pt;height:15.6pt' o:ole=""> <v:imagedata src="xxdsb09.files/image041.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="46" height="21" v:shapes="_x0000_i1049" src="http://wljy.whut.edu.cn/uploadfiles/word/xxdsb09.files/image042.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1049" DrawAspect="Content" ObjectID="_1604819122"> </o:OLEObject> </xml><![endif]--><span style="position:relative;top:12.0pt;mso-text-raise: -12.0pt"> <!--[if gte vml 1]><v:shape id="_x0000_i1050" type="#_x0000_t75" style='width:59.4pt;height:30.6pt' o:ole=""> <v:imagedata src="xxdsb09.files/image043.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="79" height="41" v:shapes="_x0000_i1050" src="http://wljy.whut.edu.cn/uploadfiles/word/xxdsb09.files/image044.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1050" DrawAspect="Content" ObjectID="_1604819123"> </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_i1051" type="#_x0000_t75" style='width:63pt;height:15.6pt' o:ole=""> <v:imagedata src="xxdsb09.files/image045.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="84" height="21" v:shapes="_x0000_i1051" src="http://wljy.whut.edu.cn/uploadfiles/word/xxdsb09.files/image046.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1051" DrawAspect="Content" ObjectID="_1604819124"> </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:150%">28、<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_i1315" type="#_x0000_t75" style='width:157.8pt;height:21pt' o:ole=""> <v:imagedata src="xxds05.files/image374.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="210" height="28" v:shapes="_x0000_i1315" src="http://wljy.whut.edu.cn/uploadfiles/word/xxds05.files/image375.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="2" > <o:OLEObject Type="Embed" ProgID="Equation.DSMT4" ShapeID="_x0000_i1315" DrawAspect="Content" ObjectID="_1604819126"> </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"">的规范形是（</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%;mso-font-kerning:0pt"> <o:p></o:p></span></p>
- 2022-09-12 [单选] <p class="MsoNormal" style="line-height:150%">29、<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"">某人打靶的命中率为</span><span lang="EN-US" style="font-size:12.0pt;line-height:150%">0.8</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 class="GramE">现独立</span>地射击</span><span lang="EN-US" style="font-size:12.0pt;line-height:150%">5</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"">次，那么</span><span lang="EN-US" style="font-size:12.0pt;line-height:150%">5</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"">次中有</span><span lang="EN-US" style="font-size:12.0pt;line-height:150%">2</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"">次命中的概率</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="mso-tab-count:1"> </span><span style="mso-spacerun:yes"> </span></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"">为（</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%"> <o:p></o:p></span></p> <p class="MsoNormal"><span lang="EN-US" style="mso-bidi-font-size:10.5pt"> <o:p> </o:p></span></p>