• 2022-06-28 问题

    常用钢丝绳一般为6 X 19、6 X 37、6 X 61三种。()

    常用钢丝绳一般为6 X 19、6 X 37、6 X 61三种。()

  • 2022-06-29 问题

    独立重复地投掷一颗均匀的骰子,直到出现6点就停止投掷,设X表示投掷骰子的次数,则X的分布列是______________. A: X123456P1/61/61/61/61/61/6 B: X123456…P1/61/61/61/61/61/6… C: X123…k…P[img=9x43]1803da13460ecf5.png[/img][img=36x43]1803da134eadb99.png[/img][img=57x43]1803da135709664.png[/img]…[img=58x43]1803da135e5a076.png[/img]… D: X123…k…P[img=9x43]1803da13671cd55.png[/img][img=36x43]1803da13703c21c.png[/img][img=57x43]1803da1378489ec.png[/img]…[img=58x43]1803da13822269c.png[/img]…

    独立重复地投掷一颗均匀的骰子,直到出现6点就停止投掷,设X表示投掷骰子的次数,则X的分布列是______________. A: X123456P1/61/61/61/61/61/6 B: X123456…P1/61/61/61/61/61/6… C: X123…k…P[img=9x43]1803da13460ecf5.png[/img][img=36x43]1803da134eadb99.png[/img][img=57x43]1803da135709664.png[/img]…[img=58x43]1803da135e5a076.png[/img]… D: X123…k…P[img=9x43]1803da13671cd55.png[/img][img=36x43]1803da13703c21c.png[/img][img=57x43]1803da1378489ec.png[/img]…[img=58x43]1803da13822269c.png[/img]…

  • 2022-06-29 问题

    独立重复地投掷一颗均匀的骰子,直到出现6点就停止投掷,设X表示投掷骰子的次数,则X的分布列是______________. A: X123456P1/61/61/61/61/61/6 B: X123456…P1/61/61/61/61/61/6… C: X123…k…P[img=9x43]1803573572a7b80.png[/img][img=36x43]180357357af3976.png[/img][img=57x43]180357358399321.png[/img]…[img=58x43]180357358bf0f84.png[/img]… D: X123…k…P[img=9x43]180357359488348.png[/img][img=36x43]180357359c7d68a.png[/img][img=57x43]18035735a57969a.png[/img]…[img=58x43]18035735ae0e3f4.png[/img]…

    独立重复地投掷一颗均匀的骰子,直到出现6点就停止投掷,设X表示投掷骰子的次数,则X的分布列是______________. A: X123456P1/61/61/61/61/61/6 B: X123456…P1/61/61/61/61/61/6… C: X123…k…P[img=9x43]1803573572a7b80.png[/img][img=36x43]180357357af3976.png[/img][img=57x43]180357358399321.png[/img]…[img=58x43]180357358bf0f84.png[/img]… D: X123…k…P[img=9x43]180357359488348.png[/img][img=36x43]180357359c7d68a.png[/img][img=57x43]18035735a57969a.png[/img]…[img=58x43]18035735ae0e3f4.png[/img]…

  • 2022-06-29 问题

    独立重复地投掷一颗均匀的骰子,直到出现6点就停止投掷,设X表示投掷骰子的次数,则X的分布列是______________. A: X123456P1/61/61/61/61/61/6 B: X123456…P1/61/61/61/61/61/6… C: X123…k…P[img=9x43]1803da175d21bb3.png[/img][img=36x43]1803da176510759.png[/img][img=57x43]1803da176e34ee6.png[/img]…[img=58x43]1803da177747ce7.png[/img]… D: X123…k…P[img=9x43]1803da177fbaa74.png[/img][img=36x43]1803da17890c39f.png[/img][img=57x43]1803da1792a9c56.png[/img]…[img=58x43]1803da179bd7a28.png[/img]…

    独立重复地投掷一颗均匀的骰子,直到出现6点就停止投掷,设X表示投掷骰子的次数,则X的分布列是______________. A: X123456P1/61/61/61/61/61/6 B: X123456…P1/61/61/61/61/61/6… C: X123…k…P[img=9x43]1803da175d21bb3.png[/img][img=36x43]1803da176510759.png[/img][img=57x43]1803da176e34ee6.png[/img]…[img=58x43]1803da177747ce7.png[/img]… D: X123…k…P[img=9x43]1803da177fbaa74.png[/img][img=36x43]1803da17890c39f.png[/img][img=57x43]1803da1792a9c56.png[/img]…[img=58x43]1803da179bd7a28.png[/img]…

  • 2022-06-06 问题

    下列关系正确的为() A: [img=112x60]1802f50198c86f3.png[/img] B: [img=152x62]1802f501a337004.png[/img] C: [img=125x61]1802f501af5500a.png[/img] D: [img=125x61]1802f501b8572b2.png[/img]

    下列关系正确的为() A: [img=112x60]1802f50198c86f3.png[/img] B: [img=152x62]1802f501a337004.png[/img] C: [img=125x61]1802f501af5500a.png[/img] D: [img=125x61]1802f501b8572b2.png[/img]

  • 2022-06-06 问题

    下列关系正确的为() A: [img=112x60]18037ba9056bb80.png[/img] B: [img=152x62]18037ba910ba5f1.png[/img] C: [img=125x61]18037ba91ba8040.png[/img] D: [img=125x61]18037ba929e42f0.png[/img]

    下列关系正确的为() A: [img=112x60]18037ba9056bb80.png[/img] B: [img=152x62]18037ba910ba5f1.png[/img] C: [img=125x61]18037ba91ba8040.png[/img] D: [img=125x61]18037ba929e42f0.png[/img]

  • 2022-06-06 问题

    下列关系正确的为() A: [img=112x60]1802f500de65ec2.png[/img] B: [img=152x62]1802f500e919469.png[/img] C: [img=125x61]1802f50108a0f7f.png[/img] D: [img=125x61]1802f5011729807.png[/img]

    下列关系正确的为() A: [img=112x60]1802f500de65ec2.png[/img] B: [img=152x62]1802f500e919469.png[/img] C: [img=125x61]1802f50108a0f7f.png[/img] D: [img=125x61]1802f5011729807.png[/img]

  • 2022-06-06 问题

    下列关系正确的为() A: [img=112x60]1803634ac563222.png[/img] B: [img=152x62]1803634acfb1e70.png[/img] C: [img=125x61]1803634adb52daa.png[/img] D: [img=125x61]1803634ae9ba1e0.png[/img]

    下列关系正确的为() A: [img=112x60]1803634ac563222.png[/img] B: [img=152x62]1803634acfb1e70.png[/img] C: [img=125x61]1803634adb52daa.png[/img] D: [img=125x61]1803634ae9ba1e0.png[/img]

  • 2022-06-06 问题

    下列关系正确的为() A: [img=112x60]18031c7c4d932f8.png[/img] B: [img=152x62]18031c7c592e0fa.png[/img] C: [img=125x61]18031c7c63e9cb0.png[/img] D: [img=125x61]18031c7c6ea2648.png[/img]

    下列关系正确的为() A: [img=112x60]18031c7c4d932f8.png[/img] B: [img=152x62]18031c7c592e0fa.png[/img] C: [img=125x61]18031c7c63e9cb0.png[/img] D: [img=125x61]18031c7c6ea2648.png[/img]

  • 2022-06-06 问题

    下列关系正确的为() A: [img=112x60]1803a5e29faac8d.png[/img] B: [img=152x62]1803a5e2abc35e7.png[/img] C: [img=125x61]1803a5e2b68f192.png[/img] D: [img=125x61]1803a5e2bed2876.png[/img]

    下列关系正确的为() A: [img=112x60]1803a5e29faac8d.png[/img] B: [img=152x62]1803a5e2abc35e7.png[/img] C: [img=125x61]1803a5e2b68f192.png[/img] D: [img=125x61]1803a5e2bed2876.png[/img]

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