[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fgw2YoCgXobXtRX-RQalzq_QZNNOx-ju-1Sdec1PVFJ0":3},{"id":4,"source":5,"question":6,"options":7,"answer":12,"related":13,"type":24,"origin":75,"createTime":31},195899168,"v1","设\u003Cimg src=\"https:\u002F\u002Fp.ananas.chaoxing.com\u002Fstar3\u002Forigin\u002Fbbc2581b1b4ee1fc2aca8a685c3048f3.png\">为随机变量,\u003Cimg src=\"https:\u002F\u002Fp.ananas.chaoxing.com\u002Fstar3\u002Forigin\u002F07439157b257902515f58e93db774943.png\">为常数,则\u003Cimg src=\"https:\u002F\u002Fp.ananas.chaoxing.com\u002Fstar3\u002Forigin\u002Fc8826d2180f860cf690e8f53de9a731d.png\">( )",[8,9,10,11],"\u003Cimg src=\"https:\u002F\u002Fp.ananas.chaoxing.com\u002Fstar3\u002Forigin\u002F3a8e609d7dae0683c00239cd17de7af9.png\">","\u003Cimg src=\"https:\u002F\u002Fp.ananas.chaoxing.com\u002Fstar3\u002Forigin\u002F33038e2521aee00f20d6aa0fb1455875.png\">","\u003Cimg src=\"https:\u002F\u002Fp.ananas.chaoxing.com\u002Fstar3\u002Forigin\u002F5ffade958c73d6e69c922b770705cd55.png\">","\u003Cimg src=\"https:\u002F\u002Fp.ananas.chaoxing.com\u002Fstar3\u002Forigin\u002Fb84ea1b8e2b276488210be281bea3733.png\">",[],[14,27,32,43,54,65],{"id":15,"source":5,"question":16,"options":17,"answer":22,"related":23,"type":24,"origin":25,"createTime":26},195899159,"设\u003Cimg src=\"https:\u002F\u002Fp.ananas.chaoxing.com\u002Fstar3\u002Forigin\u002Fbbc2581b1b4ee1fc2aca8a685c3048f3.png\">为连续型随机变量,\u003Cimg src=\"https:\u002F\u002Fp.ananas.chaoxing.com\u002Fstar3\u002Forigin\u002Fdab9c82d5efb9e3273525a01912a16d8.png\">为\u003Cimg src=\"https:\u002F\u002Fp.ananas.chaoxing.com\u002Fstar3\u002Forigin\u002Fbbc2581b1b4ee1fc2aca8a685c3048f3.png\">的密度函数,且\u003Cimg src=\"https:\u002F\u002Fp.ananas.chaoxing.com\u002Fstar3\u002Forigin\u002F33038e2521aee00f20d6aa0fb1455875.png\">存在,则\u003Cimg src=\"https:\u002F\u002Fp.ananas.chaoxing.com\u002Fstar3\u002Forigin\u002F33038e2521aee00f20d6aa0fb1455875.png\"> =( )",[18,19,20,21],"\u003Cimg src=\"https:\u002F\u002Fp.ananas.chaoxing.com\u002Fstar3\u002Forigin\u002Fc0a24cf9d938df8e236bb005c9184b3d.png\">","\u003Cimg src=\"https:\u002F\u002Fp.ananas.chaoxing.com\u002Fstar3\u002Forigin\u002F8167dabfa46a0700482c4112982e23d7.png\">","\u003Cimg src=\"https:\u002F\u002Fp.ananas.chaoxing.com\u002Fstar3\u002Forigin\u002Ff4f610ea9a30272d4beb450f8449a6aa.png\">","\u003Cimg src=\"https:\u002F\u002Fp.ananas.chaoxing.com\u002Fstar3\u002Forigin\u002Fb46238c6f107213bc4c26beb4b24dfd2.png\">",[],[],0,null,"2025-06-07T18:24:13+08:00",{"id":4,"source":5,"question":6,"options":28,"answer":29,"related":30,"type":24,"origin":25,"createTime":31},[8,9,10,11],[],[],"2025-06-07T18:24:14+08:00",{"id":33,"source":5,"question":34,"options":35,"answer":40,"related":41,"type":24,"origin":25,"createTime":42},195899173,"离散型随机变量\u003Cimg src=\"https:\u002F\u002Fp.ananas.chaoxing.com\u002Fstar3\u002Forigin\u002F8fc0250b24eb557e9a5d32316c439e54.png\">的分布律如下,则\u003Cimg src=\"https:\u002F\u002Fp.ananas.chaoxing.com\u002Fstar3\u002Forigin\u002F1da5530ce21f348568972de766824e99.png\">( ). \u003Cimg src=\"https:\u002F\u002Fp.ananas.chaoxing.com\u002Fstar3\u002Forigin\u002F2b69049ca911b960abad991f530be536.png\">",[36,37,38,39],"1.0","1.1","0.9","0.6",[],[],"2025-06-07T18:24:15+08:00",{"id":44,"source":5,"question":45,"options":46,"answer":51,"related":52,"type":24,"origin":25,"createTime":53},195899184,"设随机变量\u003Cimg src=\"https:\u002F\u002Fp.ananas.chaoxing.com\u002Fstar3\u002Forigin\u002Fbd1c1f0ff967e7ee11e860e6a6acf0ba.png\">的分布律为\u003Cimg src=\"https:\u002F\u002Fp.ananas.chaoxing.com\u002Fstar3\u002Forigin\u002F7f175ead958624ee56d2299395b5fe17.png\">,则\u003Cimg src=\"https:\u002F\u002Fp.ananas.chaoxing.com\u002Fstar3\u002Forigin\u002Fd82e1e5863453cff38a4678ca0bcd530.png\">( 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src=\"https:\u002F\u002Fp.ananas.chaoxing.com\u002Fstar3\u002Forigin\u002F3b5aae9a3fb812adab8e94c936b8caae.png\">","\u003Cimg src=\"https:\u002F\u002Fp.ananas.chaoxing.com\u002Fstar3\u002Forigin\u002F70ad6c2ae5cc1e99976fc7d0c2818d38.png\">","\u003Cimg src=\"https:\u002F\u002Fp.ananas.chaoxing.com\u002Fstar3\u002Forigin\u002F20623c4a48726ba6b494819b7a7b3c76.png\">",[],[],"2025-06-07T18:24:17+08:00",{"id":66,"source":5,"question":67,"options":68,"answer":73,"related":74,"type":24,"origin":25,"createTime":64},195899197,"设\u003Cimg src=\"https:\u002F\u002Fp.ananas.chaoxing.com\u002Fstar3\u002Forigin\u002Fdab9c82d5efb9e3273525a01912a16d8.png\">为连续型随机变量\u003Cimg src=\"https:\u002F\u002Fp.ananas.chaoxing.com\u002Fstar3\u002Forigin\u002Fbbc2581b1b4ee1fc2aca8a685c3048f3.png\">的密度函数,\u003Cimg src=\"https:\u002F\u002Fp.ananas.chaoxing.com\u002Fstar3\u002Forigin\u002Fcafb16e5fa03a187b73d71f02b014f7c.png\">,且\u003Cimg src=\"https:\u002F\u002Fp.ananas.chaoxing.com\u002Fstar3\u002Forigin\u002F8830e89afe173090ecaf0aa3dfee1182.png\">存在,则\u003Cimg src=\"https:\u002F\u002Fp.ananas.chaoxing.com\u002Fstar3\u002Forigin\u002F9ae0f09d463ee34dd29637c3015b2de4.png\">( )",[69,70,71,72],"\u003Cimg src=\"https:\u002F\u002Fp.ananas.chaoxing.com\u002Fstar3\u002Forigin\u002F2de06d1b85800c88fcf189bc9b01358a.png\">","\u003Cimg src=\"https:\u002F\u002Fp.ananas.chaoxing.com\u002Fstar3\u002Forigin\u002F7b999c05d39d367e639c7ffd5bc2ee4e.png\">","\u003Cimg src=\"https:\u002F\u002Fp.ananas.chaoxing.com\u002Fstar3\u002Forigin\u002Fe6d58c6d21b2bf9cbd4a2c0d08e09259.png\">","\u003Cimg src=\"https:\u002F\u002Fp.ananas.chaoxing.com\u002Fstar3\u002Forigin\u002F633a193fd0b563ef84b901635148f121.png\">",[],[],{"courseName":76,"courseImg":77,"workName":78,"workId":79,"count":80,"courseId":81},"概率论与数理统计","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F7b51a37bac8fc2c6a80aed54cfe41931.jpg","4.1 数学期望作业-副本-副本","work_43894017",6,"f959c7b418e005deee7ff42d7984c167"]