1 . 已知某工厂有两条不同生产线
和
生产同一种产品各
万件,为保证质量,现从各自生产的产品中分别随机抽取
件,进行品质鉴定,鉴定成绩的记录如下:
:
,
,
,
,
,
,
,
,
,
,
,
,
,
,
,
,
,
,
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d0c86435b0b5f7dabce768a0790c346.png)
:
,
,
,
,
,
,
,
,
,
,
,
,
,
,
,
,
,
,
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e4c1474b253f01cb4766a9e742b9dc2.png)
该产品的质量评价标准规定:若鉴定成绩为
,当
时,产品质量等级为优秀:当
时,产品质量等级为良好;当
时,产品质量等级为合格.
(1)
生产线
件产品的鉴定成绩的中位数为_______;
生产线
件产品的鉴定成绩的众数为_______;
(2)从等级为优秀的样本中随机抽取两件,求抽取的两件产品中至少一件是
生产线生产的概率;
(3)已知每件产品的成本为
元,质量等级为良好、合格的产品的售价分别为
元/件,
元/件,要使该工厂的销售利润不低于
万元,则质量等级为优秀的产品如何定价?
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d07ae0b4264da6a8812454ffd2f20d94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b7f27ebcef70a3ebbbe8d2e53ea0896.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d3ffadc9aef7daa259cf9ca752c8c39.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d3ffadc9aef7daa259cf9ca752c8c39.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5addb4c35fcfb719f6da39fff93c2497.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93ddce6dd8d5630af4c38cf4010dbefa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8aa86faa9bfef703aead8c2606684dc5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6620729a37129c16cfd61cd59500bfe1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6620729a37129c16cfd61cd59500bfe1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc06849d2a73578c134e6065ab5a9586.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86608326541db75771f5de9db6187e6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4a5350d42c3d9982d27c59d7e9eb673.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4a5350d42c3d9982d27c59d7e9eb673.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4500d4031cbf22a456fa09fa393ba2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/861cfd94db12874ce5764dc3b3199d8c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0fb81794638a35d2f23857637f520f4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e97b325f43a8d0975cb2fb0c59a36b2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91488a5bb578d001827a4fd7a66b0592.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83fd1dadbe1b2cafc0cf8b5bb8b18ed9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83fd1dadbe1b2cafc0cf8b5bb8b18ed9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6d314c287aa376240f0ca41bd181f01.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d0c86435b0b5f7dabce768a0790c346.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc06849d2a73578c134e6065ab5a9586.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86608326541db75771f5de9db6187e6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86608326541db75771f5de9db6187e6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4a5350d42c3d9982d27c59d7e9eb673.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4500d4031cbf22a456fa09fa393ba2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/861cfd94db12874ce5764dc3b3199d8c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/861cfd94db12874ce5764dc3b3199d8c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/861cfd94db12874ce5764dc3b3199d8c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1f959e5f8d89390f0f136f6acc9f6fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b7073684723741238b95b3b9d3b5301.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b7073684723741238b95b3b9d3b5301.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cbcf82603580ddba4cfdb4efde85a8d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cbcf82603580ddba4cfdb4efde85a8d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91488a5bb578d001827a4fd7a66b0592.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41a83b0895127ee97d27b3d89a4403dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ef0a9f421547e737ec464d29b314403.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/796e3e32d29652fb3ed9984c414aec35.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6d314c287aa376240f0ca41bd181f01.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d0c86435b0b5f7dabce768a0790c346.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e4c1474b253f01cb4766a9e742b9dc2.png)
该产品的质量评价标准规定:若鉴定成绩为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a79d7e590e304226f3b20e1441d2383d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b49e42edffb96150c95989a5a12497d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4434591b9f03b6d171463d24d9863374.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b7f27ebcef70a3ebbbe8d2e53ea0896.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b7f27ebcef70a3ebbbe8d2e53ea0896.png)
(2)从等级为优秀的样本中随机抽取两件,求抽取的两件产品中至少一件是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(3)已知每件产品的成本为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d91e07104b699c4012be2d26160976a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd3304e23f3b0f9569c4140ca89b6498.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f8c4c029e552954bd493b49aeab82d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c2f0486c5492c0a71c2e63edcb60033.png)
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