[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fv7lpzHtApp_bJjcOTyMX79IYWyZjvQh7ANRaF7zcuNc":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":24,"type":25},[],"2024-10-10 16:41:48",161177408,[8,9,10,11],"两点分布","二项分布","泊松分布","均匀分布",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},6,"5d03e15c5e5d7f3dbed9dc5e826a9313","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Faf2cd8cd03f82ad00c2ecf2aa76cb25f.jpg","概率论与数理统计-城市231;储能231;储能232；\u002F力学231;力学232’","work_36851815","第二章作业1","设事件{X=K}表示在n次独立重复试验中恰好成功K次,则称随机变量X服从( )",[21,26,35,44,51,56],{"answer":22,"createTime":5,"id":6,"options":23,"question":19,"source":24,"type":25},[],[8,9,10,11],"v1",0,{"answer":27,"createTime":5,"id":28,"options":29,"question":34,"source":24,"type":25},[],161177409,[30,31,32,33],"0.2","0.8","0.4","1","设离散型随机变量\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fe22a13f7edcffe98b7a922d3fe5be3b8.png\">的概率分布为\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Ff7404b35ee7c51fb77a8f8ecd495eda0.png\">,\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F0ed0ce773ec596c138f8d66855ad8f44.png\">为\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fe22a13f7edcffe98b7a922d3fe5be3b8.png\">的分布函数,则\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F4e34bbe4128c33c283cfc75cd42e5fe1.png\">",{"answer":36,"createTime":5,"id":37,"options":38,"question":43,"source":24,"type":25},[],161177410,[39,40,41,42],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F1424e3876bc2810357da5e47d531be2b.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F7f1afc4db00fe2738c6e12e20fa78310.png\"> \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fe73c402a9aba7d3f10e50e1d33139f72.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F51aaf74a9c79596c8b930aa1c6532e23.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F67ad5d70cf8e6549220993312afb17ae.png\">","已知\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F8735f62e65f88be4309962b3734f6d74.png\">件产品中有\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fb72b3ee8bd820b5477f6cec45c3aa972.png\">件次品,从中任取\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F15d5be30deca51403b542ddff7718693.png\">件,则至少取得\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F3c27f73673e9dac0bbbdd3acd2814bf8.png\">件次品的概率为( )",{"answer":45,"createTime":46,"id":47,"options":48,"question":49,"source":24,"type":50},[],"2024-10-10 16:45:59",161177937,[],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fe51e84eb99d392e2d1c93c86d69d6ed4.png\">,且\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F27dc4a0457c3519583ce4448a89c1fd3.png\">,则\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F0f7bde4d73a9b74349d94371fbefcf9e.png\">= ____",2,{"answer":52,"createTime":46,"id":53,"options":54,"question":55,"source":24,"type":50},[],161177940,[],"随机变量X与Y相互独立且同分布,\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F3856299a83952277b37c406421ae6aa7.png\">,\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F2115bf94c7c89210cca2236d9e4a97b2.png\">,则\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fa71794da4c9713fa2c9edc6fe24b2f67.png\"> ____",{"answer":57,"createTime":46,"id":58,"options":59,"question":60,"source":24,"type":50},[],161177942,[],"设A、B为两个随机事件,P(A)=0.8,P(AB)=0.4,则P(A-B)=____"]